Dewey storm history

Winds caused the collapse of a small steel building under construction in Timber Lake. The South Dakota Department of Transportation mesonet recorded gusts of 73 mph near Timber Lake and 83 mph near Ridgeview.

Tribal Officials report that the culvert on BIA Rt 8 has partly washed out. Travel through the area was difficult.

The river gauge on the Little Moreau at Promise went above flood stage on the afternoon of September 18th, topping out at 23.03 feet (2.03 feet above flood stage) during the early morning hours of September 19th. The river fell below flood stage later that afternoon. Virgin Creek…

A wind gust of 70 mph was recorded by the South Dakota State University Mesonet station 1 mile east-southeast of Parade.

A trained spotter reported damage to their flags by an estimated 60 mph wind gust.

A peak measured gust of 62 mph was recorded on a personal weather station 14 miles south of Parade.

A decaying thunderstorm generated a heat burst with a peak wind gust of 65 mph measured on the South Dakoda State University Mesonet station 1 mile southwest of Timber Lake.

Ping-Pong ball-sized hail was reported.

A peak wind gust of 73 mph was recorded at the South Dakota State University mesonet station six miles north-northwest of Lantry.

A trained spotter estimated winds up to 60 mph caused minor crop damage.

A semi trailer with hay caught on fire east of LaPlant resulting in an approximately 290 acre burn that consumed mainly grassland. A peak wind gust of 25 mph was recorded at the nearby South Dakota Department of Transportation weather station.

Thunderstorm winds resulted in a power outage that persisted through the early morning the next day.