Power Outage in Baltimore, MD

Tree damage was reported near McDonogh, including a tree that blew down onto power lines in the 300 block of Garrison Forest Road.

A tree blew down onto power lines in the 11000 block of MD-150 Eastern Avenue.

Around 10:15 PM, a severe thunderstorm produced another, stronger damaging wind gust over Edgemere, Maryland. This most significantly impacted the community along Jones Creek, and then to the southeast along North Point Road. The hardest hit areas were along Waldman, Hughes, and Geise Avenues. About six to twelve large trees were uprooted in various areas in this community, and several large branches were snapped, in addition to numerous downed small branches and leaf debris. Some homes were damaged by falling trees and branches. As the gust moved southeastward, it snapped two power poles along North Point Road near the intersection with Avenue C. However, no damage was noted to trees and farm sheds across the street from the poles. All noted damage was due to a wind gust blowing from the northwest toward the southeast. Peak winds were estimaed to have been 75 MPH. At least one fell onto a structure near the intersection of Lincoln Avenue and Shady Grove Circle.

One 3-foot diameter tree was down on power lines.

A large tree fell onto power lines at the intersection of Westchester Ave and Frederick RD.

A tree was reported down on power lines in the 17000 block of Troyer Rd.

Multiple trees were reported down on power lines on Vernon Rd near White Hall Rd. Provided by WBFF 45 FOX.

A large tree down on power lines in the 2000 block of Middletown Rd.

A large tree was knocked down onto power lines near the intersection of Delaware Ave and Brian St. Reported by BL153.

A tree was blown down onto power lines along Markoe Rd. near Monkton Rd. A second tree that was 40 to 50 feet tall and 18 inches in diameter was knocked down.

Trees and power lines were down on Cherry Hill Court. A tree fell on a house.

Trees and power lines were down on Deer Park Road.

Trees and power lines were down on Deer Park Road. A tree fell onto a house.

Trees and large branches were down, and there were also power outages in Towson.

Baltimore County Emergency Management reported multiple trees and power lines down in northern portions of the county.

Emergency Management and Trained Spotters reported trees and power lines down from Cockeysville and Bentley Springs.

Trees and powerlines downed.

Downed trees and powerlines.

Many trees and power lines were downed.

Numerous trees and power lines were downed.

Several trees were downed in Patterson Park. Power lines and cars were damaged in the surrounding community.

Numerous trees and power lines were downed.

Twenty trees and a few power lines were downed in the south portion of the city.

Power lines and 100 trees were downed.

Trees and power lines were downed.

An outbreak of significant severe weather occurred during the afternoon and evening hours of Tuesday, July 12th, 2022. An unseasonably strong cold front interacted with a high instability airmass to result in several bowing lines of thunderstorms, which maintained their organization and intensity due to strong atmospheric wind shear. Swaths of widespread damaging winds were observed, much of which was considerable. A couple of tornadoes were also confirmed, along with some significant hail. A wind gust of over 100 MPH was measured in one of the most powerful storms over eastern West Virginia.

A strong cold front produced a line of low-topped showers and squalls that resulted in isolated severe wind gusts and tree and power line damage.

A warm front moved north through the Mid Atlantic on the morning of July 30th, bringing increased heat and humidity to the region. An upper level disturbance then moved through the region during the afternoon. This helped to trigger isolated showers and thunderstorms during the late afternoon and evening. A storm that moved over Baltimore County downed several trees and power lines.

A slow moving cold front moved towards the Mid Atlantic Coast on July 23rd. This front provided the focus for scattered to numerous showers and thunderstorms to develop during the afternoon and evening hours. With high amounts of moisture in place, some storms produced heavy rainfall. Storms also moved repeatedly over the same areas. This allowed flash flooding to occur across the Baltimore metro area, resulting in several road closures and water rescues. Severe thunderstorms also occurred, with gusty winds downing trees and power lines. There were also a few reports of large hail.

A strong cold front combined with an upper level disturbance during the afternoon and evening hours of July 22nd. Cold air aloft combined with warm and humid air at the surface allowed for scattered to numerous showers and thunderstorms to develop across the Mid Atlantic. Some storms became severe, downing trees and power lines and producing large hail across portions of northern Maryland.

A cold front moved into the Mid Atlantic region on June 29th. With afternoon heat and humidity in place, scattered strong to severe thunderstorms developed during the afternoon and evening hours. Damaging winds brought down power lines in Hagerstown. Penny sized hail also was observed in Essex.

A strong cold front moved through the Mid Atlantic states June 10th afternoon and evening. Cooler and drier air behind the front clashed with very warm and moist air ahead of it, resulting in scattered to numerous strong to severe thunderstorms. Storms that became severe brought down trees and power lines across the state of Maryland. Frostburg in Allegany County recorded a 65 mph wind gust. Golf ball-sized hail was reported further east in Baltimore County, in Timonium.

A deep low pressure system moving east across the Great Lakes pushed a strong cold front across the region on late April 20th into early April 21st. Numerous strong to severe thunderstorms developed during the afternoon and evening hours across the region and continued into the following morning. High moisture content and training storms lead to flooding across potions of the region with several road closures due to high water. Several storms produced damaging winds that downed trees and power lines. There were also two confirmed tornadoes in Charles and Prince Georges counties.

Low pressure crossed the Mid Atlantic March 8th, bringing a strong cold front through the region during the late afternoon and evening. This front triggered several strong to severe thunderstorms that produced large hail and gusty, damaging winds. There were numerous reports of downed trees and power lines, with several reports of trees falling into homes. One fatality was reported in Harford County when a tree fell onto a moving truck, killing the passenger.

An area of low pressure over the Lower Mississippi River Valley moved up the Appalachians on February 1st. Warmer temperatures aloft combined with subfreezing temperatures at the surface to produce widespread freezing rain across the Mid Atlantic. A quarter of an inch of ice was reported in western Allegany County, with between a trace to a tenth of an inch as far east as northern Baltimore County. Numerous traffic accidents and power outages were reported across the region.||Precipitation continued through the afternoon and early evening as temperatures rose above freezing. Rainfall amounts between 1 and 3 inches were measured across much of Maryland, with highest amounts from the Baltimore metro area south through lower southern Maryland. Flooding was reported in Baltimore County.

A hot and humid air mass developed over the Mid Atlantic ahead of a strong cold front on August 25th. Temperatures climbed into the mid 90s by noon. These temperatures combined with high humidity created heat index values around 105. Showers and thunderstorms developed during the late afternoon as the cold front approached the region. Some of these storms became severe, producing large hail and damaging winds that downed trees and power lines.

A strong cold front moving east across the Ohio Valley stalled as it moved over the Mid Atlantic. This allowed numerous showers and thunderstorms to develop across the region during the afternoon of July 16th. Many of these storms became severe, producing large hail and damaging winds that downed large trees and power lines. One severe thunderstorm that moved across Harford County produced a tornado.

A strong cold front approaching the region from the north and west triggered thunderstorms during the afternoon of May 16th. Some storms became severe, downing trees and power lines and producing large hail.

A Nor'Easter impacted the Mid Atlantic region on April 15th and 16th. Low pressure off the southeastern coast moved north along the Delmarva. Heavy rain spread north across the region early April 15th, causing flooding by the afternoon and evening. As the low pressure area pushed north and intensified, colder air advanced from the northwest. This allowed rain to change to snow along the upslope region of the Allegheny Front. Winds also increased in the wake of the low, downing trees and power lines across central and lower southern Maryland.

A deep low pressure system moved from the Tennessee Valley to the eastern great Lakes on November 16, sweeping a strong cold front across the Mid Atlantic. This system brought widespread moderate to heavy rain to the region after sunrise, then strong thunderstorms during the early afternoon. These thunderstorms produced periods of heavier rainfall as well as gusty and isolated damaging winds. Although rain ended across the region during the mid afternoon hours, some locations continued to experience flooding until just after midnight.|Heavy rain across Anne Arundel County closed numerous roadways from the early afternoon until after midnight on November 17th. Some of these roads include Governor Bridge Road and Saint George Barber, Routes 10 and 648 (Baltimore-Annapolis Blvd.) and Burns Crossing Road at Severn Run in the town of Severn. Maryland Route 176 (Dorsey Road) and 648 (Baltimore-Annapolis Blvd) continued to be submerged in about two feet of water until after midnight. |Flash Flooding was reported in Baltimore County and the City of Baltimore. Gunpowder River rose out of its banks, allowing water to flow over the bridge at Second Mine Road. Flash flooding was also reported at Hydes Road and Long Green Pike as well as near White Hall and Gunpowder Falls State Park. Numerous roads were closed across Baltimore County, including a portion of Pulaski Highway (Route 40). Several roads in the City of Baltimore were also closed due to flash flooding. Jones Falls flooded the bridge at Interstate 83 and 41st Street. Other roadways affected by flash flooding include Erdman Avenue on the east side of the city and Caroline and Fleet Streets near downtown.|In Carroll County, water up to 2 feet deep across Twin Arch Road. An elderly woman became trapped in her car in Sykesville on River Road on the Howard/Carroll County line where the South branch of the Patapsco River rose our of its banks. The South Branch of the Patapsco River also rose out of it's banks onto Old Frederick Road, about 5 miles west of Woodbine. Route 32 was closed due to flooding near Sykesville. Numerous roads closed due to flooding near Keymar.|Numerous roads were closed across Charles County, especially near La Plata, Port Tobacco, Bryans Road and Waldorf. One roadway closed due to flooding include Billingsley Road between White Plains and Bryans Roads. Buses were forced to return students to school due to flooded roadways. |In Harford County, Deer Creek was out of its banks near Norrisville, causing localized flooding of some subdivision. High water on was reported on roads near Bel Air, with several water rescues of stranded motorists. Two water rescues were conducted near the intersection of Walters Mill and Ady Roads near Bel Air.|Thunderstorms brought damaging winds to Montgomery County between 1:00 PM and 2:00 PM, downing trees and power lines in Woodhaven, Gaithersburg, Layhill, Silver Spring and Bowie. A tree was downed on the Penn Line by a thunderstorm in Bowie. Heavy rain with these thunderstorms produced flooding that continued through early evening across Montgomery County. The Northwest Branch rose out of its banks at Route 29. Water covered Old Georgetown Road and Battery Lane near Huntington, MD. More than a dozen water rescues occurred across the county when people became trapped in their cars when trying to cross a flooded roadway. One such rescue was conducted in Germantown along Game Preserve Road.|In Prince George���s County, Routes 301 and 5 were flooded. Several roads were closed near Andrews Air Force Base due to flooding, including a section of the Interstate 495 Capital Beltway. A farm equipment store was inundated by water in Upper Marlboro, MD.|In St. Mary���s County, Route 235 and Saint John Road flooded in St. Mary���s City, MD.|Tidal flooding occurred during the afternoon and early evening around the time of high tide in Baltimore. Strong onshore winds occurred due to a coastal low pressure system. Flooding of tidal areas and along the shoreline occurred in several communities, including Bowley Bar, Bowley Quarters, Millers Island and near Middle River. Twelve to 18 inches of water was reported to cover roadways in Millers Island and near Bowleys Quarters. Water approached some houses during high tide. There was also some coastal flooding at the Harborplace shopping facilities located at the Baltimore Inner Harbor.

A frontal boundary sagged south into the Mid Atlantic on July 2, and combined with very strong daytime heating and instability, contributed to scattered severe thunderstorm activity. Much of the state of Maryland experienced damages from the severe thunderstorms. The worst damages occurred in the Wheaton area of Montgomery County, and also in the Cape St. Claire section of Anne Arundel County. NWS site surveys of the damages confirmed the damages were caused by straight line winds. A buoy just 5 miles from Annapolis in the Chesapeake Bay measured winds of 69 mph with these storms. Extensive property damage occurred, including numerous downed trees and powerlines. Newspaper reports indicated in excess of 100,000 customers without power in the Washington Metro Region.

A cold front moved through the region during the late afternoon and evening. This cold front, combined with moist and unstable conditions, triggered widespread showers and storms across the region. The strongest of these storms downed trees and powerlines, as well as producing very large hail. Intense lightning caused fires and several personal injuries. Torrential rainfall flooded a few areas, and was also responsible for sweeping away a young boy. Damage estimates by print media were in the hundreds of thousands, possibly more.

Strong thunderstorms moved through the region on August 4th. The storms toppled trees and downed power lines. At the height of the storm Baltimore Gas and Electric Company reported about 14,000 customers without power in portions of Prince Georges, Baltimore and Anne Arundel Counties. The storms even caused a 57 minute delay to the Baltimore Orioles and Seattle Mariners baseball game at Camden Yards Stadium, in downtown Baltimore.

A quasi-stationary boundary over the area provided a focus for shower and thunderstorm activity on the 12th. The thunderstorms produced very heavy rainfall and strong gusty winds. Baltimore and Harford Counties had downed trees and power lines. Portions of southern Harford County were drenched from the heavy down pours, especially Aberdeen and Harve de Grace. Several roads and streets were completely covered by high water. Route 40 between Aberdeen and Harve de Grace was closed for several hours. The Union Hotel in Port Deposit sustained significant flood damage. Over 20 homes were damaged, mostly by basement flooding. At least 32 people were rescued from stranded cars and flooded homes. Fifteen Amtrak passenger trains had delays due to water flowing over the tracks. Reports from the Harford EOC cited several feet of standing water in many areas. Some roads were completely washed out, causing the Governor to declare a limited State of Emergency.

Scattered showers and thunderstorms developed over the region on the 7th as a warm front lifted north into southern Pennsylvania. The thunderstorms across Northeast Maryland produced strong winds that downed trees and power lines, penny size hail, and flooding. Two to four inches of rain fell in Northeast Maryland with local amounts up to six inches. Dozens of water rescues were performed throughout the county, several motorists were trapped/stranded in stalled cars. A cyclist was rescued from a fence after he emerged his bike in the fast moving, deep watersIn the City of Baltimore, stores and businesses along the Jones Falls closed early to allow clients, shoppers and employees to get out before the waters started to rise. A portion of the historic Meadow Mill building in the Woodberry neighborhood was flooded, and nearly 30 cars in the parking lot were almost submerged. The Mount Washington neighborhood also witnessed some impressive flooding. The Meadow Hill Athletic Club reported a loss of 500,000 dollars in exercise equipment. A newly opened men clothing store reported damages around 400,000 dollars. In Southern Baltimore County, a mechanic in Catonsville barely escaped injury when the roof of his Auto repair shop collapsed due to the weight of the water.In north Anne Arundel County, lightning struck the historical Linthicum Heights United Methodist Church in Linthicum. Fire and water damaged a hand painted fresco on the ceiling of the church. Pieces of the building dated back to the 19th-century. Several other minor house fires were reported and attributed to lightning according to fire and rescue personnel, but no other major damage or injuries were cited.

Showers and thunderstorms developed ahead of an approaching cold front on the 5th. Some storms produced heavy rainfall, strong winds and nickel to walnut size hail over North Central and Northeast Maryland. The winds downed trees and power lines. In Baltimore County alone, 25 to 35 trees were downed at the intersection of Harford and Hutschenreuter Roads in Perry Hall. At the height of the storms thousands of customers in Anne Arundel, Harford, and Baltimore Counties were without power.

A warm front lifted north into Southern Pennsylvania on the 1st. The airmass was very moist and unstable by the afternoon. Scattered showers and thunderstorms developed over the region. Some of the storms produced large hail ranging from a penny to baseball size in Baltimore, Montgomery and Prince Georges Counties. The storms were also accompanied by strong winds that downed trees and power lines.

A strong cluster of thunderstorms moved across Northeast Maryland on the evening of the 14th. The storms downed trees and power lines, spawned a couple of weak tornadoes, and produced some very heavy rainfall. The downed trees and power lines lead to power outages for over 5000 customers. Storm surveys by NWS personnel confirmed two weak tornadoes, one in Frederick County and another in Harford County. The damage was confined uprooted and topped trees. Flash flooding was also an issue with these storms. The Department of Natural Resources State Forestry and Park service reported problems in Cunningham Falls State Park, Frederick County. Four to five inches of rain caused ditches to overflow, the Park's lakes to fill with debris, and the bridge on Catoctin Hollow Road to washout. Rocks State Park, Harford County, also reported water damage. Roads in Darlington, Pylesville, Norrisville, and Whiteford were closed due to water covering the roadways. Water rescues saved the lives of a 7 year old Frederick County and a Harford County couple. The child fell into a creek and was swept through a gully and drain pipe before the Fire and Rescue team saved him. The couple's jeep was stranded in high water and they had to be lifted out.

Thunderstorms spawned tornadoes in Washington and Frederick Counties. Other strong thunderstorms also produced wind and hail damage across North Central Maryland and the Metropolitan areas of Baltimore and Washington DC. Downed trees and power lines caused power outages for over 100,000 customers. Penny to golfball size hail damaged cars and gardens. Lightning strikes started a number of house fires according to Fire and Rescue Personnel. Maryland State Police responded to several accidents blamed on the pelting hail and ponding of water on roadways.

Scattered afternoon thunderstorms produced damage across portions of Northeast Maryland. Reports included downed trees, downed power lines, and penny to nickel size hail.

Scattered thunderstorms moved across Northeast Maryland on the evening of May 15 th. Downed trees and power lines were reportedFrederick and Baltimore Counties.

Thunderstorms with high winds, frequent lightning, and hail moved through much of Maryland during the evening of the 27th. In Allegany County, a large tree was downed onto a road in Cumberland. In Frederick County, a man on the 15th hole at the Maryland National Golf Course near Middletown was injured when lightning struck nearby. The bolt caused him to fall down and hit his head. He lost feeling in his legs for a while and was transported to a local trauma center. In Baltimore County, lightning struck the cupola on historic Sheppard Pratt Hospital in Towson. A 4-alarm blaze ensued and 60 people had to be evacuated from the structure. One person was injured during the evacuation. In addition, another bolt struck about 100 feet away from Carroll Manor Elementary School in Baldwin. The bolt damaged the electrical system at the school. In Howard County, a tree was downed onto Ellicott Mills Drive in Ellicott City. In Montgomery County, penny sized hail fell in Aspen Hill. In Prince George's County, trees were downed in Beltsville, Rockville, and Kensington. In St. Mary's County, trees and power lines were downed in Clements, Morganza, and Budds Creek.

A line of thunderstorms with winds up to 78 MPH, hail, and frequent lightning moved from northwest to southeast across Maryland during the afternoon and evening of the 26th. Widespread damage was reported from downed trees and power lines in addition to lightning strikes. Over 150,000 customers lost power as a direct result of the storms. In Washington County, numerous trees and power lines were downed, especially across the western and central portion of the county. The hardest hit areas included Hancock, Williamsport, Fairplay, Pleasant Valley, Sharpsburg, Boonesboro, and Mt. Edna. A wind gust of 65 MPH was recorded by a spotter in Sharpsburg. House fires caused by lightning were reported in Clear Spring and Brunswick. In Frederick County, downed trees and power lines blocked 19 roads countywide, including Gapland Road in Burkittsville, Route 144 just south of Interstate 70, and Route 40 just west of Middletown. Other areas where damage was reported included Gapland, Emmitsburg, Brunswick, Petersville, Rosemont, Knoxville, and Frederick. A wind gust of 60 MPH was recorded in Point of Rocks. A gust of 52 MPH was recorded in Frederick. A garage in Knoxville burned to the ground after being struck by lightning. In Carroll County, several trees and power lines were downed. A roof under construction was damaged at Carrolltown Center in Eldersburg. In Westminster, West Main Street was closed for several hours by a live downed power line. In Baltimore County, numerous downed trees and power lines caused power outages, including in the community of Garrison. Twenty trees were downed in the city of Baltimore. In Howard County, numerous downed trees and power lines were reported. In Montgomery County, a 59 MPH wind gust was recorded in Damascus and Potomac. A wind gust of 57 MPH was reported in Rockville. Downed trees and power lines were reported on Route 104 north of Laytonsville in addition to several other roads across the county. Communities reporting damage included Gaithersburg, Bethesda, Wheaton, Germantown, Takoma Park, Burtonsville, Silver Spring, Damascus, Rockville, Potomac, and Montgomery Village. In addition, over a dozen buildings were struck by lightning, including a barn in Poolesville and apartment buildings in Silver Spring and Gaithersburg. Unknown injures were reported at house fires in Potomac and Aspen Hill. In Anne Arundel County, hundreds of trees and power lines were felled. Damage was reported in Severna Park, Arden on the Severn, Cape St. John, Annapolis, Glen Burnie, Odenton, and Millersville. One woman and five children were trapped in a van when trees came down on it in Crofton. A wind gust of 49 MPH was recorded at BWI Airport. In addition, a lightning strike started a fire which burned an unoccupied trailer home to the ground in Severna Park. In Prince George's County, officials were quoted as saying parts of the county looked like a "war zone" after numerous trees and power lines were downed onto roads and structures. In Bowie, numerous homes, porches, sheds, cars, and fences were damaged. Over 60 dump truck loads of debris were removed from the city following the storm. So many trees came down on the Whitemarsh Park nature trail that it was closed for weeks. In addition, damage was reported in Lanham, Hyattsville, Bladensburg, and Beltsville where a 78 MPH gust was recorded. A power line was downed onto the Capitol Beltway in Greenbelt and electrified a guard rail which led to the closure of the road for several hours. Penny sized hail fell in Brandywine. In Charles County, trees and power lines were downed in Bryantown. Penny to quarter sized hail fell in Ironsides and penny sized hail was reported in Waldorf. In Calvert County, numerous trees and power lines were felled. The hardest hit communities included Dunkirk and North Beach. In St. Mary's County, power poles were downed in Wicomico Shores.

Thunderstorms with high winds, frequent lightning, and large hail moved through Central Maryland during the evening of the 22nd. In Frederick County, trees were downed in several locations near Urbana. In Howard County, trees and power lines were downed in the western portion of the county. In Anne Arundel County, a power line was downed onto a car, a trailer, and a house in Pasadena. The truck and trailer were destroyed by the resulting fire and the house sustained minor damage. A dozen other power lines were downed across the northern portion of the county. In Baltimore County, golfball sized hail was reported in Towson. Trees were downed in Cockeysville, Dundalk, Hunt Valley, and Baltimore. In Harford County, 8 trees were downed onto roads across the county. The hardest hit areas included Bel Air and Fallston.

Thunderstorms with frequent lightning and high winds moved through North Central Maryland during the evening of the 12th. In Frederick County, lightning struck a barn near Walkersville. A mother in her 30s and her daughter, age 11, inside the barn were knocked down by the bolt which apparently traveled inside the building along metal structure supports. They were taken to a local hospital for observation and were released a short time later. In addition, high winds downed trees in Libertytown, Wolfsville, and Meyersville. Marble sized hail was reported in Mt. Airy. In Carroll County, trees and power lines were downed in Finksburg. In Baltimore County, several trees and power lines were downed across the central and northern portion of the county. In Harford County, widespread tree and power line damage was reported across the eastern portion of the county. The hardest hit areas included Churchville and near the Conowingo Dam.

Thunderstorms with heavy downpours and wind gusts over 60 MPH moved through Central Maryland during the evening of the 6th. In Frederick County, trees were downed in Brunswick and Frederick. In Montgomery County, trees were downed on Wisconsin Avenue and the Beltway in Bethesda. Several trees were also downed in Woodsboro, Wheaton, Kensington, Forest Glen, and Silver Spring, some onto cars and buildings. Pea sized hail was also reported in Silver Spring and Forest Glen. Quarter size hail fell in Bethesda. A wind gust of 44 MPH was recorded in Clarksburg. A total of 2 inches of rainfall in Damascus caused small stream flooding. In Howard County, many trees were downed in West Friendship. A wind gust of 44 MPH was recorded in Laurel. In Anne Arundel County, several trees were downed north of Annapolis, including in the community of Brooklyn Park. In Carroll County, several trees were downed in Union Mills. In Baltimore County, widespread trees and power lines were downed in Baltimore. The hardest hit area was in the north side of town. Trees were also downed in Cockeysville and Hunt Valley. A wind gust of 43 MPH was recorded in Parkton. In Harford County, a downburst of winds estimated around 70 MPH downed numerous trees near Fallston in the community of Glen Elyn. The downburst struck Gunpowder Falls State Park west of Moores Road first, downing 30 to 40 trees up to 3 feet in diameter. Then the winds fanned out across a residential area and downed a few additional trees.

Thunderstorms with very heavy downpours and gusty winds moved through North Central Maryland for the third straight day on the 13th. In Washington County, an underpass was flooded in Hagerstown. Roads were also flooded in Williamsport. In Montgomery County, a 60 MPH gust was reported in Germantown. Trees were downed in Brookeville and Laytonsville. Route 108 and Woodfield Road in Damascus were flooded after 3 inches of rain fell. In Howard County, trees were downed in Glenwood. Several roads were closed by flooding or mudslides in the Lisbon area. In Anne Arundel County, a home on Polling House Road in Harwood was struck by lightning three times. The attic of the home was largely destroyed by the resulting fire. In Baltimore County, several trees were downed in Baltimore, Towson, and Parkville. Severe flash flooding was reported in the northeast part of Baltimore. Two streets became rushing rapids, washing several cars hundreds of yards away. Several motorists had to be rescued from their cars or had to swim to safety. The hardest hit areas included Hillen Road, 35th Street, and Aisquith Street near 25th Street. The wall of water reached a height of 10 feet near the intersection of Hillen Road and 35th Street. A pile of vehicles found in this location after the water receded testified to the power of the flood. One woman was injured at this same intersection after flooding weakened the floor in the first level of her home and she fell through when it collapsed. Numerous other homes were damaged by flood waters in this part of town as well. At the intersection of Aisquith Street and 25th Street, the wall of water reached 6 feet in height. Six cars were stuck in water beneath a railroad overpass. Minor street flooding was reported at the intersection of Northern Parkway and Walther Boulevard. Street flooding was also reported in Parkville and Towson. In Carroll County, flood waters covered a bridge along Route 97 in Mayberry. In Harford County, flooding was reported in Whiteford, Norrisville, and other low lying areas along the Pennsylvania border. Flash flooding was also reported in Fallston where several feet of water was seen rushing down roads and basements were flooded.

Thunderstorms with very heavy rainfall, frequent lightning, and damaging winds moved through central Maryland during the afternoon and evening of the 12th. Several locations reported downed trees and power lines in addition to flooding. In Frederick County, trees and wires were downed in Urbana and Green Valley. Up to 40 trees were downed in New Market, including some which had to be cleared from roads. A tree fell onto a house on Lewisdale Road in Hyattstown. A home in New Midway and in New Market were struck by lightning. In Carroll County, a county road was inundated with water. A stream that runs through Wakefield Valley Golf Course in Westminster overflowed onto low lying areas. In Baltimore County, a stream overflowed its banks and a road and several basements were flooded in Towson. An observer in Towson recorded 2.52 inches of rain and two inches of this total fell in 45 minutes. Five roads were flooded in Parkville. In Baltimore, six roads were flooded. In addition, pea sized hail fell in Towson and Baltimore. An observer in Kingsville recorded 1.8 inches of rain in 2 hours. In Harford County, 2.06 inches of rain was recorded in Fallston. A handful of basements were flooded. Hail of unknown size also fell. In Montgomery County, trees were downed onto Sleepy Hollow Lane in Rockville. Trees were also downed onto Shannondale Drive and Pretoria Drive in Silver Spring and in the communities of Brookeville and Laytonsville. A wind gust of 60 MPH was reported in Germantown. Route 355 in Gaithersburg was closed by high water. A low water bridge on Hyattstown Road near Prescott Road was underwater. Little Seneca Creek overflowed its banks, reaching a stage of 8.1 feet at Dawsonville around 9 PM. Flood stage at this location is 8 feet. Goshen Branch near Damascus also flooded. A handful of motorists were caught in rising water and had to be rescued by emergency personnel. Rescuers also rescued a dog that was caught on a rock in the raging Potomac River near Old Angler's Inn. In addition, a few homes were struck by lightning. A 30 vehicle pileup on Interstate 270 near Montrose Road was also blamed on the storm. In Anne Arundel County, trees and power lines were downed in Riviera Beach, Annapolis, Arnold and Cape St. Claire. Some roads were blocked and four homes were slightly damaged by the fallen trees. Large trees and power lines were also downed along College Parkway and Alemeda Parkway. A wind gust of 43 MPH was recorded in Shadyside and a gust of 41 MPH was recorded in Annapolis. Lightning struck five houses an a few trees across the county. In Prince George's County, a wind gust of 83 MPH was recorded at Andrews Air Force Base. A gust of 49 MPH was recorded in Bladensburg and a gust of 42 MPH was recorded in Landover. Trees were downed onto the Baltimore-Washington Parkway near the intersection of Route 410 in Greenbelt. The intersection of Route 450 and Greenvale Parkway was flooded in Landover Hills. In Mt. Rainer, Queens Chapel Road and other low lying areas were flooded. Fire fighters had to rescue several drivers from their cars countywide. Countywide, several homes and a commercial structure were struck by lightning and two serious fires were reported. In Charles County, many trees were downed south of La Plata. A wind gust of 41 MPH was recorded in Waldorf. In St. Mary's County, trees were downed in Thompson's Corner, Compton, Chaptico, Country Lakes, and Mechanicsville. A home in Compton was damaged by a felled tree.

Several thunderstorms with high winds, large hail, and frequent lightning moved through western and central Maryland between 2 and 6 PM EDT. In Allegany County, a few trees and power lines were downed in Cumberland. Pea sized hail was also reported. In Frederick County, a 52 year old man was killed by lightning while standing on the back porch of his Frederick home. It was not raining at the time he was struck. A 17 year old swimming pool lifeguard at Fort Detrick was injured when lightning struck nearby. He had just evacuated the pool and was walking toward the pool house when he was struck. A 36 year old Frederick County man was also injured by lightning in an unknown location. At least 4 homes across the county were damaged by lightning and 2000 bales of hay were set on fire near Emmitsburg. Wind damage was reported in Park Mills. Marble to quarter sized hail fell just south of Frederick for nearly 10 minutes. In Carroll County, dime sized hail fell in Eldersburg. In Baltimore County, quarter sized hail fell 10 miles northwest of Baltimore. Trees were downed in Owings Mills. In Howard County, quarter sized hail fell in Scaggsville. A home on Talon Court in Clarksville burned to the ground after being struck by lightning. In Montgomery County, trees were uprooted, roofs were damaged, and windows were blown out in Derwood. Many large branches were downed in Layhill where 2.5 inches of rain fell. A tree was downed onto Cashell Road in Olney. In Prince Georges County, penny sized hail fell in Camp Springs. Pea sized hail fell in Bowie and College Park. Trees were downed in Seat Pleasant. Several tree limbs were downed in Hyattsville. A house in Suitland caught fire after being struck by lightning and one person was slightly injured at the scene.

Thunderstorms with large hail and damaging winds moved through the northern Portion of Maryland between 5:30 and 8:30 PM EDT. In Allegany County, ping pong ball sized hail covered Interstate 68 three miles west of Flintstone. In Baltimore County, multiple trees were downed onto Graystone Road in Graystone. Just west of Interstate 83 in the Belfast area, trees were downed along Belfast Road. In Monkton, forty to sixty trees up to 8 feet in diameter were uprooted or snapped. Near Gemmills, two trees were blocking the intersection of White Hall and Vernon roads. Just northeast of Gemmills on Garrett Road, numerous trees and power lines were downed onto a home in the 2800 block. A bulldozer had to be called in to clear the road due to the amount of downed trees and power lines before officials could respond to the home. In Harford County, high winds downed trees in the Norrisville, Shawsville, and Jarrettsville areas. One tree was downed onto a power pole on White Hall Road. Houcks Road was blocked by a downed tree. Wires were downed at the intersection of Jarrettsville Pike (Route 146) and Pocock Road in Taylor.

Thunderstorms with high winds moved through Baltimore County between Midnight and 2 AM EDT on the 3rd. Just northeast of West Liberty, trees and power lines were downed onto Old York and West Liberty Roads. In Baltimore, numerous trees were snapped or uprooted in Patterson Park and the surrounding neighborhood. Some branches downed electrical wires and at least one tree fell onto a car. A 70-foot flag pole was also downed. Several homes around the park sustained shingle and gutter damage. Numerous lightning strikes were also reported with this storm.

Thunderstorms with heavy downpours and damaging winds moved through Central Maryland between 6 PM and 9:30 PM EDT on the 9th. In Washington County, a wind gust of 61 MPH was recorded just northeast of Smithsburg. Light tree damage was noted in the vicinity. In Frederick County, trees were downed in Frederick where a wind gust of 48 MPH was recorded. One fallen tree damaged four cars on North Market Street. The communities of Mount Airy, Thurmont, Braddock Heights, and Frederick reported power outages. In Carroll County, gusty winds and driving rain toppled several tents at a community festival in Winfield. Ten people were injured. Wind gusts were estimated between 40 and 50 MPH. In Anne Arundel County, numerous trees and electrical wires were downed in the central and northern portion of the county. Communities affected by the high winds included Maryland City, Glen Burnie, Waugh Chapel, Odenton, Orchard Beach, Annapolis, Linthicum, Marley Park, Harmon's Dorsey, Arnold, Harold Harbor, Riva, Lake Shore, and Crofton. A wind gust of 49 MPH was recorded at the Naval Academy in Annapolis and a gust of 48 MPH was measured at BWI Airport. In Baltimore County, hundreds of trees and some power lines were downed between Reisterstown and Dundalk. Officials in Baltimore City received 50 calls regarding downed trees. A wind gust of 48 MPH was recorded on the University of Maryland's Baltimore Campus. A wind gust of 62 MPH forced a 20 minute closure of the Key Bridge (Interstate 695) as the storms moved through. In the Baltimore metro area, around 70,000 customers lost power as a direct result of the storm. In Harford County, trees were downed in Joppa and Bel Air.

Showers that produced damaging winds moved south through Maryland east of the Chesapeake Bay between 3:00 and 7:30 PM EDT. In Allegany County, winds between 50 and 65 MPH were reported by a spotter in Frostburg. Across the county, numerous trees and power lines were downed. In Cumberland, an unattached gabled roof blew off a building on Bond Street. The debris damaged structures nearby. A wind gust of 58 MPH was recorded at the Cumberland Regional Airport. In Frostburg, a power line and a street light were damaged. Lightning started a fire at a home in Cumberland which damaged the roof and the second story. In Washington County, several trees and wires were downed in Hagerstown and Smithsburg. In Frederick County, trees were downed in Frederick and Walkersville. A power line was downed onto Water Street Road in Walkersville. In Carroll County, limbs were downed in Eldersburg and Westminster near Route 97. In Baltimore County, trees and power lines were downed in Cockeysville and Baltimore. On Berkshire Road in Dundalk, the roof of a row house under construction was blown off. A wind gust of 50 MPH was recorded in Catonsville and a gust to 48 MPH was recorded in Perry Hall. In Howard County, a tree was downed in Ellicott City and limbs were downed in Columbia. In Montgomery County, a wind sensor recorded a wind gust of 87 MPH in Clarksburg. Trees were downed in Glen Echo, Potomac, Chevy Chase, Gaithersburg, Cabin John, and Silver Spring. Some downed trees led to temporary road closures. Pea sized hail was reported in Olney. Nearly 11,000 customers lost power across the county as a direct result of the storm. In Anne Arundel County, trees and a few power lines were downed in Annapolis, Glen Burnie, and Midlothian. In Prince George's County, trees were downed in the District Heights, Suitland, and Oxon Hill areas. In Calvert County, four trees were downed in the Chesapeake Beach area. In Charles County, trees were downed in Waldorf. A wind gust of 45 MPH was recorded in Pomfret.

Scattered showers and thunderstorms moved through the region during the afternoon and early evening hours of the 13th. These storms produced damaging winds, large hail, and heavy downpours. The storms came to an end during the late evening hours after a strong cold front pushed through. The winds behind the front gusted to 50 MPH and some locations reported downed trees from these winds.In Allegany County, a thunderstorm wind gust of 57 MPH was recorded at the Cumberland Airport. Trees and power lines were downed in Frostburg. In Washington County, thunderstorm winds downed trees, power lines, and traffic signs in Hancock and Clear Spring. A wind gust of 41 MPH was recorded in Hagerstown. In Frederick County, a thunderstorm downed a few trees on Gatlin Road in the western portion of the county. A wind gust of 41 MPH was recorded in Frederick. In Carroll County, post frontal winds downed tree limbs and wires in Eldersburg and Westminster. In Baltimore County, nickel to quarter sized hail was reported in Baltimore. The hail came down so long that it accumulated to a depth of 3 inches. In White Marsh, golf ball sized hail fell. Thunderstorm winds downed trees and power lines in Catonsville, Essex, and Baltimore. Widespread power outages were reported in Baltimore. In Harford County, dime sized hail was reported in Abingdon and quarter sized hail fell in Edgewood. A thunderstorm wind gust of 55 MPH was recorded on Spesutie Island on the grounds of Aberdeen Proving Ground. In Howard County, a thunderstorm downburst estimated at 75 MPH occurred in a 10 square block area of the St. John's Manor subdivision 2 miles northwest of Ellicott City. This neighborhood is near the intersection of Route 29 and 40. Numerous trees were downed onto power lines, roads, and structures in the area. Two homes were heavily damaged by downed trees. Downed trees and wires blocked Old Frederick Road between Dogwood Road and Rogers Avenue. A total of $150,000 in damage was reported and 7,700 customers lost power as a direct result of the storm. In addition, a wind gust of 49 mph was recorded at Laurel. In Montgomery County, a funnel cloud was photographed one mile southwest of Rockville. A wind gust of 55 MPH was recorded in Damascus. In Anne Arundel County, a post frontal wind gust of 51 mph was recorded at BWI Airport. A large tree branch was downed onto three cars in Maryland City. Another large branch was downed onto a mobile home in Severn. Officials recorded 30 reports of downed power lines scattered from Annapolis north to the Baltimore County border. In St. Mary's County, trees were downed by a thunderstorm in Tall Timbers and on Piney Point.

Scattered thunderstorms moved through Northern Virginia during the evening of the 12th. The storms contained damaging winds and hail. In Washington County, a few trees were downed on the south side of Hagerstown. Dime sized hail fell in Mt. Aetna. In Frederick County, a small tree was downed in Lewistown. In Montgomery County, a large tree fell onto the Olney Theater and damaged residential quarters. A home in Olney was also damaged when trees and power lines fell onto it. Route 355 was closed in Germantown after trees and power lines fell onto the highway between Gunners Branch and Middlebrook roads. Trees were downed and a the roof of a porch was blown off near Crooked Creek in Rockville. In Howard County, several trees and power lines were downed onto roads and structures. In Savage, one house was damaged by the high winds. In Elkridge, one house was severely damaged by a downed tree on Elkridge Heights Road. One fire fighter who responded to the scene was injured. In addition, an apartment building was damaged and a chimney was downed. In Columbia, a large tree on Shaker Drive narrowly missed falling onto a crowded porch. A 62 MPH wind gust was recorded in Laurel. In Baltimore County, 20,000 customers lost power after trees downed power lines. In Arbutus, a large tree fell onto a home and seriously damaged the structure. Other trees were downed onto roads and cars. Twenty trees were downed across the southern part of Baltimore. Heavy downpours flooded roads after drains became clogged with debris. Small trees and large limbs were downed by 51 MPH in Dundalk. A 53 MPH wind gust was recorded in Catonsville. In Harford County, quarter sized hail was reported in Edgewood. Winds gusted as high as 55 MPH at Aberdeen Proving Grounds. In Anne Arundel County, about 10,000 customers lost power after trees fell onto power lines in the northern portion of the county. A wind gust of 45 MPH was recorded at BWI Airport. Two trees were downed onto houses in Glen Burnie. In Prince George's County, trees were downed onto wires in the Bowie area.

Thunderstorms with high wind, large hail, and dangerous lightning moved across Maryland between 4 PM EDT on the 10th through 2 AM EDT on the 11th. In Allegany County, dime sized hail fell in Frostburg where winds gusted to 40 MPH. In Frederick County, a 69 MPH wind gust was recorded in Emmitsburg where 2 inches of rain fell. Southeast of Emmitsburg, a 100x300 foot barn under construction on Dry Bridge Road collapsed. Three workers inside the structure were injured. Trees were downed near Rocky Ridge south of Thurmont. A spotter just across the Washington County border near Smithsburg reported a 45 MPH wind gust and viewed a possible tornado in Frederick County 10 miles northeast of their location. In Carroll County, several trees were felled. A portion of a tin roof was torn off in Detour. Three trees were downed in a campground near Double Pipe Creek. A wind gust of 42 MPH was recorded in Westminster. In Baltimore County, a wind gust of 48 MPH was recorded at the University of Maryland campus in Baltimore. Four trees were downed across the western part of Baltimore. Large trees were downed in Reisterstown and Randallstown and tree limbs were downed in Owings Mills. A total of 13,000 customers across the county lost power because of the storms. In Harford County, lightning struck a home in Jarrettsville. The bolt blew off the chimney and started the attic on fire resulting in $30,000 damage. In Montgomery County, golfball sized hail was reported in Germantown. Damage was reported to a car and to shingles and siding on a townhouse. In Prince George's County, several trees were downed onto roads and cars in the Fox Run Estates neighborhood of Clinton. In Calvert County, several trees were downed in the Olivet area.

Thunderstorms with damaging winds, large hail, and heavy rainfall moved through central Maryland between 3:45 and 7:30 PM EDT on the 5th. In Frederick County, trees and wires were downed onto Woodville Road in Mt. Airy. In Carroll County, several wires were downed in Sykesville. In Frederick County, trees and wires were downed onto Woodville Road in Mt. Airy. In Carroll County, several wires were downed in Sykesville. In Baltimore County, ten trees were downed in Granite. In the city of Baltimore, around 200 trees were also downed, including a large tree that was felled onto a garage and power poles. An extensive area of trees were felled in the Pimlico Race Track area. Funnel clouds were sighted in the Woodlawn area. A wind gust of 43 MPH was recorded downtown. In Howard County, trees were downed across Gaither and Driver Roads in West Friendship. In Montgomery County, quarter to walnut sized hail was reported in Germantown. One stone with a diameter of two inches was found. A spotter estimated a wind gust of 45 MPH. In Prince George's County, pea to dime sized hail was reported in Suitland.

Thunderstorms with damaging winds and frequent lightning moved through central Maryland between 3:30 and 7:30 PM EDT on the 1st. In Carroll County, numerous trees were downed in the Sykesville area. In Baltimore County, trees were downed in White Marsh and Catonsville. A wind gust of 53 MPH was recorded at Sparrows Point. Numerous trees were downed across the northern part of Baltimore. Lightning struck an apartment building in Hillendale and started a roof fire which made 12 units uninhabitable. In Montgomery County, a lightning fire caused $80,000 damage to a home in Potomac. Another home in Darnestown was damaged by lightning. In Prince George's County, numerous trees and power lines were downed in Mitchellville, Glenn Dale, and the south portion of Bowie. Trees were downed onto Central Avenue, Chantilly Lane, Enterprise Road near Route 50, Mitchellville Road, Route 193, and Church Road. A few homes and cars were damaged by felled trees. Areas with concentrated tree damage included Pointer Ridge, Kingsford, and Kings Forest neighborhoods. A 46 MPH wind gust was recorded in Landover. In Charles County, several trees were downed. The hardest hit areas were in the western half of the county. In St. Mary's County, a 41 MPH wind gust was recorded in Tall Timbers. Trees and wires were downed countywide.

Scattered thunderstorms that produced damaging winds, heavy rainfall, hail, and frequent lightning moved through the area between 8 and 11 PM EDT on the 20th. In Montgomery County, lightning struck an apartment complex in Gaithersburg and started a fire that displaced 80 people. The complex sustained 2 million dollars in damage. Pea sized hail was reported in Rockville. In Howard County, trees and power lines were downed in Ellicott City. In Baltimore County, high winds downed power lines and 100 trees across the city of Baltimore. Over 15,000 city customers lost power during the storm. In Cantonsville, lightning struck a home and started the roof on fire. In Prince George's County, two trees were downed across Cipriano Road. Marble sized hail was reported in Lanham.

Thunderstorms with hail, gusty winds, and frequent lightning moved across north central Maryland during the early evening of the 12th. In Carroll County, a microburst estimated at 60 to 70 MPH downed trees and power lines in the Hampstead and Manchester areas. Some residents in this area were without power for two days. A spotter just southeast of Manchester reported marble to dime sized hail. In Baltimore County, high winds downed trees onto Route 30 near the Carroll County line. Trees and power lines were also downed near the Harford County and Pennsylvania borders. In addition, a lightning strike took out a communications tower at Spook Hill.

Thunderstorms that produced damaging wind, large hail, and a tornado moved across central Maryland during the afternoon and evening hours of the 27th. In Montgomery County, a tornado touched down 3.5 miles southwest of Olney and moved northeast into the center of town. The twister was rated an F1 and was 70 yards wide. The first sign of damage from the tornado was downed trees at the intersection of Muncaster Mill Road and Bowie Mill Road southwest of Olney. The tornado tracked east-northeast, passing just north of Magruder High School through North Branch Stream Valley Park. The damage path reappeared over Norbeck Country Club. Numerous trees were downed in a narrow area on the north end of the property and an employee saw the funnel cloud touch down. The damage to trees continued just east of the country club into the Cahsel Manor and Williamsburg Village neighborhoods on the southwest side of Olney. Over 40 trees were downed across the neighborhood. A car, shed, power line, and a large fence were significantly damaged by downed trees. One home sustained damage to a gutter and three other homes had small portions of siding pushed up or removed. Next, the tornado moved into the center of town and crossed just east of the intersection of Route 97 and 108. A restaurant just east of the intersection had pieces of roofing and insulation ripped off and carried blocks away. A few trees in the parking lot were also downed. Nearby, a strip mall which contained a multi-screen cinema and six shops sustained significant roof damage. Pieces of roofing material were found over a mile away from the site. Theater patrons saw ceiling tiles crashing down in the lobby. Fifty cars in the parking lot had damage to windows and a few storefront windows were also broken. Remarkably, no injuries were reported. The mall had to be evacuated and temporarily condemned until structural engineers could make repairs. The tornado continued to down trees northeast of the shopping center between Appomattox Road and Brooke Grove Elementary School before dissipating.In addition, the tornadic storm produced high winds a few miles west of Olney. Trees were downed near the intersection of Bowie Mill Road and Bready Drive. The same storm system dropped dime sized hail on Montgomery Village. A storm earlier in the afternoon downed trees in Rockville. Several other locations across the county reported pea to marble sized hail during the afternoon, including Potomac, Rockville, Silver Spring, and Burtonsville. Late in the evening another storm produced a funnel cloud over Avenel Golf Course in Potomac. No damage was reported. In Howard County, pea to marble sized hail fell in Columbia. Five miles south of town, dime to penny sized hail was reported. High winds caused power outages across the county. In Anne Arundel County, trees and power lines were downed in Glen Burnie, Rivera Beach, and Annapolis. Pea to marble sized hail fell in Jessup, Rivera Beach, Glen Burnie, and at Fort Meade. A wind gust of 45 MPH was reported in Pasadena. In Baltimore County, trees and power lines were downed in Cockeysville, Towson, and Middle River.

A Nor'easter moved from the North Carolina coast to New England from the 20th to the 22nd. As it passed by the Mid Atlantic region, it dropped heavy precipitation between midnight and mid afternoon on the 21st. From Washington County eastward, the precipitation fell in the form of rain and totaled between 1 and 2.5 inches. A rain/snow mix fell across Allegany County. Two inches of snowfall was reported in Frostburg. After the precipitation ended on the 21st, northwest winds gusted between 35 and 50 MPH. Recorded gusts included 52 MPH at Parkton in Baltimore County, 51 MPH at Smithsburg in Washington County, 43 MPH at Tall Timbers in St. Mary's County, 41 MPH at Hagerstown, and 40 MPH at Baltimore/Washington International Airport. In Montgomery County, high winds toppled a tree onto a passing car in Bethesda, injuring the driver. High wind also downed trees onto a home in both Colesville and Silver Spring. In Baltimore County, tree limb and power line damage was reported. In Anne Arundel County, a 60 foot tree fell onto a home in Maryland City and caused extensive damage. A live power line was downed onto a dump truck in Gambrills, trapping the driver. Across the county, 8 power lines were downed by high winds and 2000 customers lost power. In Washington County, the cap blew off the back of a pickup truck and was carried 500 feet near Smithsburg. In addition, several trees were downed, a small silo blew apart, and some shingles were blown off a home.

A line of showers and a few thunderstorms moved across North Central and South Central Maryland between 9 and 11 PM on the 13th. These storms produced winds in excess of 55 MPH and pea sized hail. In Allegany County, a wind gust of 39 MPH was recorded in Cumberland. In Washington County, a wind gust of 64 MPH downed trees and power lines in Smithsburg. In Frederick County, several trees were downed in Frederick by winds estimated at 60 MPH. Two people in town reported seeing a funnel cloud. Trees and power lines were also downed across the county. Across Carroll County, trees were downed onto roads and a car. A chimney was also toppled. Measured wind gusts included 48 MPH in Millersville, 44 MPH in Westminster, and 42 MPH in Millers. In Baltimore County, winds gusted to 58 MPH in Parkton and 40 MPH in Owings Mills. Trees and power lines were downed across the city of Baltimore. Across Harford County, a few branches were downed. Across Howard County, thirteen trees were downed. Winds gusted to 55 MPH in Laurel and 50 MPH in Ellicott City. Across Montgomery County, trees were downed in Silver Spring, Bethesda, and Chevy Chase. A wind gust of 65 MPH was estimated in Damascus. Across Prince George's County, trees and wires were downed. A gust of 56 MPH was recorded at Andrews Air Force Base and winds gusted to 46 MPH in South Bowie. Across Anne Arundel County, trees and wires were downed. One tree fell onto a home in Severna Park. Lightning struck a home in Crownsville. Winds gusted to 43 MPH at Baltimore/Washington International Airport and 50 MPH at Rivera Beach. In Calvert County, winds estimated at 60 MPH downed trees in Chesapeake Beach and elsewhere across the county. Across Charles County, trees were downed including one which fell onto a home in Bryans Road. In St. Mary's County, a wind gust of 56 MPH was reported at Tall Timbers and a gust of 47 MPH was reported in Hollywood.

An area of showers and thunderstorms moved across Maryland between 2:30 PM and 8:00 PM EDT on the 27th. These storms produced very heavy rainfall, small hail, frequent lighting, and gusty winds. In Anne Arundel County, the police department received 15 calls for either downed trees or power lines after the storms moved through. Nearly 10,000 customers in the area lost power. In Montgomery County, two homes were damaged by lighting fires. One home received $80,000 in damaged to its attic and the other home received $15,000 in damage. A total of 1.74 inches of rain fell in Damascus. Little Bennet Creek flooded Kings Valley Road temporarily after the deluge. In Prince George's County, a wind gust of 50 MPH was estimated at Beltsville. Rainfall totals across the county included 1.74 inches at Lake Arbor, 1.71 inches in Beltsville, and 1.67 inches at Harry Truman Drive. Street flooding was reported in College Park. In Frederick County, pea to bean sized hail fell in Wolfsville. A total of 2.70 inches of rain fell in Thurmont. In Carroll County, minor flooding was reported in Westminister. Rainfall totals included 2.70 inches in Westminister and 2.25 inches in Finksburg. In Baltimore County, just over 2 inches of rain fell in Towson. In Harford County, 1.83 inches fell at Conowingo Dam and a wind gust of 48 MPH was reported in Aberdeen.

Scattered thunderstorms that produced winds in excess of 55 MPH, heavy rainfall, large hail, and frequent lightning moved across Maryland during the morning and afternoon of the 16th. In St. Mary's County, a fire started by lightning heavily damaged a home in Hollywood. Marble sized hail fell in Leonardtown and pea sized hail fell in California and Tall Timbers where a total of 2.46 inches of rain fell. In Prince George's County, dime to quarter sized hail fell in Bowie and Mayo and pea sized hail fell in Lanham. Trees were downed in Bowie. In Anne Arundel County, trees and power lines were downed. Quarter sized hail fell on Route 2 south of Annapolis. In Calvert County, trees and power lines were downed in Dunkirk and Chaneyville. A total of 3.20 inches of rain fell in Huntingtown where pea to nickel sized hail was reported. Pea sized hail also fell in Owens, Dunkirk, and Chesapeake Beach. Winds estimated at 50 MPH were also reported in Chesapeake Beach. In Baltimore County, 1.50 inches of rain fell at Lake Roland. Large trees were downed between Reistertown and Cockeysville and heavy downpours flooded roads in Towson and Parkville. In Frederick County, quarter sized hail destroyed a cornfield in Thurmont and a car was hit by lightning but no one was injured.

A cold front moved across the region during the evening of the 14th. Thunderstorms that developed ahead and along this front produced very heavy rainfall, frequent lightning, large hail, and winds in excess of 55 MPH. Across Baltimore County, heavy rain flooded several roads. In Baltimore, flooding was concentrated between Back River and Middle River where some stranded motorists had to be rescued. A total of 3.00 inches of rain fell in Towson and 1.78 inches fell in Perry Hall. Golfball sized hail fell in Rosedale and Baltimore and pea sized hail fell in Overlea. Several roads were also flooded in Anne Arundel County after up to 6 inches of rain fell. Rainfall totals included 5.98 inches in Edgewater, 2.81 inches in Crofton, 2.40 inches in Annapolis, 2.14 inches in Hillsmere, 1.86 inches in Davidsonville, and 1.67 inches in Owings Beach. In Prince George's County, roads in College Park and Cheverly were closed by high water. Rainfall totals included 2.76 inches at Harry Truman Drive, 2.53 inches at Lake Arbor, 2.29 inches in Landover, and 1.60 inches in Oxon Hill. Marble sized hail fell in Oxon Hill and pea sized hail fell in Suitland. In Montgomery County, a 41 MPH wind gust was recorded at Montgomery College and 10 feet high corn was downed near Germantown. Over an inch of rain fell in 25 minutes in Damascus. In Frederick County, 1.65 inches fell in Frederick. In Washington County, winds in excess of 55 MPH downed trees and power lines in Williamsport. Half dollar sized hail fell in Clear Spring and 3.07 inches of rain was reported in Sharpsburg. In Harford County, a 46 year old man who was walking down a sidewalk in Joppatowne with his cell phone was struck and killed by lightning near a tree. In Darlington, 15 cows taking shelter from the storm under a tree were killed by lightning. Two other cows were killed by a felled tree. A tree was also downed in Havre de Grace. In Fallston, lightning struck a garbage truck and sparked a fire which destroyed the vehicle. Across the northeast portion of the county, hail estimated at the size of a dime damaged $500,000 worth of crops. In Charles County, dime sized hail fell near Bryan's Road. Flooding was reported in Pomfret. Rainfall totals included 2.95 inches in Indian Head, 2.65 inches in La Plata, 2.55 inches in Pomfret, and 1.67 inches in Waldorf. In Calvert County, 1.6 inches fell in Dunkirk, Sunderland, and Huntingtown. In St. Mary's County, a dog tied to a tree in Avenue was killed when lightning struck the tree. Lightning damaged a home in Morganza and a sawmill in Charlotte Hall. Heavy rain flooded several roads across the county and downed a tree. A total of 3.40 inches of rain fell in Tall Timbers.

Temperatures in the mid 80s to lower 90s in combination with humid conditions resulted in several rounds of thunderstorms across Maryland west of the Chesapeake Bay from midday through late evening on the 13th. Several storms produced winds in excess of 55 MPH, large hail, frequent lightning, and very heavy downpours. Two tornadoes were also reported. In Washington County, dime sized hail fell at Camp Manidokan along Harpers Ferry Road north of Sandy Hook. Winds estimated at 70 MPH were responsible for downing trees at the camp. Tree damage was also reported near Smithsburg and Gapland. Trees and power lines were downed in Hagerstown and one fallen tree damaged a car. A backed up storm drain also caused the underpass of Memorial Boulevard to flood, stranding one motorist. In Frederick County, trees were downed in Burkettesville and Emmitsburg. A tree was downed onto a home and truck in Middletown where a wind gust of 56 MPH was recorded and pea sized hail fell. A wind gust of 43 MPH was recorded in Knoxville. In Carroll County, a 40 year old woman was struck by lightning while standing in her front yard in Mt. Airy around 3:15 PM EDT. She suffered internal injuries and burns to her hands and feet. Dime sized hail fell in Millers where a wind gust of 62 MPH was recorded. Winds in excess of 60 MPH damaged or destroyed 3 barns and a grain bin and pushed a tree onto a home in Lineboro. A wind gust of 64 MPH was recorded where walnut sized hail fell in the northeast portion of the county. Trees, power lines, and homes were damaged by high wind in Manchester where nickel sized hail fell. Hen egg sized hail fell in Eldersburg. Spiral patterns nearly 80 feet in diameter were reported in a wheat field near Sykesville after the storms. In Baltimore County, quarter sized hail fell in the city of Baltimore and pea sized hail fell in Riesertown. Trees were downed onto a home and onto roads in Perry Hall. A tree fell through the roof of a building on Old Harford Road. Fences were blown down in Middle River. Quarter sized hail fell in Cockeysville. An F1 tornado crossed 5 miles of southeast Baltimore County between 8:00 PM and 8:10 PM EDT. The tornado was 75 yards wide and began just off Kenwood Avenue near the Interstate 95 and 695 interchange east of the city of Baltimore. It moved east uprooting and snapping trees and branches and causing damage to the trim and exterior of over a dozen homes. A large boat and trailer was rotated around. The tornado crossed Interstate 695 and damaged the roof of four townhouses off Fontana Lane. It crossed Rossville Boulevard and Philadelphia Road and damaged several buildings in an industrial park along Yellow Brick Road. The tornado finally dissipated near Pulaski Highway. Nearly 55,000 customers in the area lost power. In Harford County, dime to golfball sized hail fell in Bel Air. Pea sized hail fell from Carrotsville to Forest Hill. Several trees and power lines were downed. The most extensive area of tree damage was in Edgewood, Joppatowne, Pleasant Hill, and Bel Air. A tree and car in Edgewood were damaged by fallen trees. Automobiles were also damaged by felled trees in Aberdeen and Norrisville. Near Perryman in the southeast portion of the county, trees were downed onto a home and car along the Bush River. A funnel cloud was spotted in Abbington. At the peak of the storm, 30,000 county residents lost power. Three homes in Bel Air, two homes in Darlington, and one home in Jarrettsville were struck by lightning. In Howard County, a 57 MPH wind gust was recorded in Fulton along with pea sized hail. Trees were downed along Route 32 near Columbia and near Clarksville. In Anne Arundel County, several trees were downed onto roads in the southern portion of the county. Nearly 7000 county customers lost power as a direct result of the storm. In Montgomery County, trees were downed in Damascus, Boyds, and Olney. In Charles County, pea to marble sized hail fell in St. Charles. In Prince George's County, downed trees and power lines were reported in Clinton, Suitland, Accokeek, Oxon Hill, Brandywine, Upper Marlboro, Ft. Washington, and Temple Hills. Some roads were blocked by fallen trees. Dime size hail fell in Accokeek. Winds of 60 MPH were estimated in Clinton and Upper Marlboro. Winds of at least 60 MPH pushed a car on Route 301 near Clinton into a median and tipped it on its side. A wind gust of at least 90 MPH was recorded at Andrews Air Force Base. A funnel cloud was also spotted nearby. An F1 tornado touched down about 1 mile east of Brandywine at 7:45 PM EDT. The tornado traveled on the ground for 8 miles and was 150 yards wide. It moved northeast to near Naylor crossing Keys Road, Molly Berry Road, Croom Road, Nottingham Road, and into a park along the Patuxent River. The tornado felled several trees, some onto cars and homes as it moved across the county, knocking out power to 51,000 customers. The F1 tornado crossed into Calvert County 4 miles west of Chaney. It moved east, crossing Lyons Creek Road, Route 4, Chaney Road, and Chesapeake Beach Road before dissipating near Chaney around 8:10 PM EDT. The tornado downed trees onto cars and houses in the area. One motorist was injured on Route 4 when the tornado downed a tree onto a car. In addition, winds in excess of 55 MPH downed a tree and damaged the exterior of homes in Dunkirk.

A cold front passed across Maryland during the early evening hours of the 10th. Numerous thunderstorms erupted along and ahead of the front and many location saw several rounds of strong to severe weather. The first round of storms developed over Central Maryland around 11:00 AM EDT. Dime sized hail fell at Silver Spring in Montgomery County. In Anne Arundel County, trees and power lines were downed in Annapolis and a lightning strike started a house fire in Rivera Beach. Over 10,000 county customers lost power. Thunderstorms redeveloped during the afternoon and continued through sunset, producing damaging winds, large hail, frequent lightning, and very heavy downpours. In Washington County, 60 MPH winds and dime sized hail were reported near Smithsburg. Small trees were downed east of Hagerstown where winds gusted to 44 MPH. Pea sized hail fell in Williamsport and at the Hagerstown Airport. In Frederick County, a tree fell onto a home in Thurmont and several trees and power lines were downed in the vicinity. Tennis ball sized hail fell in Ladiesburg and dime to quarter sized hail fell in Frederick. In Emmitsburg, winds blew hard enough to briefly lift a pickup truck and a funnel cloud was spotted nearby. Lightning struck a home in New Market. In Carroll County, tennis ball sized hail fell in Bruceville and Keymar and hen egg sized hail fell in Eldersburg. Several cars were dented in these areas. Quarter to golfball sized hail fell near Westminster and in Taneytown. Dime sized hail fell in Union Bridge, Linwood, and Manchester. Pea sized hail fell in Sykesville. A home was hit by lightning in New Windsor and a 54 MPH wind gust was reported in Millers. In Baltimore County, a funnel cloud was spotted in Pikesville. Dime sized hail fell in Reisertown and Owings Mills, and pea sized hail was reported in Towson. In Anne Arundel County, a 50 MPH wind gust was reported in Annapolis and Rivera Beach. In Montgomery County, a tree was downed. Dime sized hail fell in Damascus and Darnestown and marble sized hail fell in Rockville and Gaithersburg. In Prince George's County, several trees and power lines were downed. Pea sized hail fell in Accokeek, Brandywine, and Camp Springs. Marble sized hail fell near the Wilson Bridge. In Charles County, pea to dime sized hail fell in Waldorf. Downed trees, numerous lightning strikes, and minor street flooding were also reported. A 60 MPH wind gust was reported in White Plains. In Calvert County, trees were downed in Chesapeake Beach and Prince Frederick. Pea sized hail fell in Dunkirk. In St. Mary's County, trees were downed in Mechanicsville and dime sized hail fell in Hollywood.