Power Outage in Fort Pierre, SD

Quarter size hail and strong winds occurred. Power was knocked out for a short period of time.

Seventy mph winds took part of the roof off a barn which downed some power lines at the residence.

Eighty mph winds or higher brought down many branches along with some trees in Fort Pierre. Power was cut off for parts of Fort Pierre when branches fell on power lines. Several truck trailers and feed silos were tipped onto their sides by the high winds. There was also some buildings damaged. A loaded train was pushed down the tracks almost a quarter of a mile by the high winds.

Winds around 100 mph were measured by public wind equipment on the west edge of Fort Pierre. The damage from the winds mainly occurred from South Dakota Highway1806 south to Fort Pierre. Some storage sheds were blown over, skirting was blown off of many trailer houses, and many trees, branches, and power lines along with some poles were downed. The roofs on at least 50 homes and businesses were damaged in Fort Pierre with one house losing a large part of it's roof. Also in Fort Pierre, two light poles were downed, some business signs were damaged or destroyed, a trailer of a traveling harvest group was tipped over, and 11 of 14 doors on a storage facility were blown out.

Winds of 70 to 80 mph brought down seven power poles causing a power outage for the entire city of Fort Pierre for several hours. Several semi trailers were overturned and the roofs were ripped off of a few buildings. Also, several trees and many tree branches were downed in Fort Pierre.

A very strong low pressure area moving across the region brought an early fall blizzard to most of the counties west of Missouri River on October 4th and 5th. The snowfall and blizzard conditions occurred mainly along the western parts of the counties. The snowfall amounts varied largely from 1 to 2 inches to as much as 22 inches in far western Corson county. Very strong northwest winds of 30 to 50 mph with gusts to 60 mph brought blizzard conditions and significant travel problems. Interstate-90 was closed from Murdo to the Wyoming border from 7 pm on October 4th to the evening of the October 8th. No travel was advised on all roads west of the Missouri River. Many cattle were also lost in western Corson county due to the storm. The heavy snow along with strong winds resulted in the some power outages along with some downed tree branches. The snowfall began in the late morning hours of the 4th and ended in the early afternoon hours of the 5th. Some snowfall amounts that occurred were 1 inch at Murdo; 2 inches at Timber Lake and 5 miles west of Hayes; 4 inches at McIntosh; 16 inches southeast of Morristown; and 22 inches southwest of Keldron.

This tornado destroyed 3 barns and numerous other buildings at a farm, downed power lines, and broke windows in an adjacent home. There were no injuries reported. Several eyewitness reports were received of this tornado.