Ziebach storm history

Location of estimated wind gust was at 1 WSW Red Elm.

South Dakota mesonet site at 14 E Glad Valley recorded wind gust.

South Dakota mesonet site at 10 NE Cherry Creek recorded wind gust.

SD Mesonet Station recorded the wind gust.

SD Mesonet Station recorded the wind gust.

SD Mesonet Station recorded the wind gust.

SD Mesonet recorded wind gust.

Chaser reported a tree uprooted.

Snapped the trunk of a 30 ft tall Elm Tree that was about a foot in diameter.

Chaser reported a snapped the trunk of a 30 ft tall Elm Tree that was about a foot in diameter.

SD mesonet recorded wind gust.

Roof partially blown off of a barn at the Dupree Rodeo Arena. Tree branches and a few power poles were downed in the area.

The spotter estimated wind gusts at 60 mph.

Wind gusts were estimated at around 60 mph.

The flash flooding transitioned to flooding as high flows continued on Bear Creek after four to six inches of rain fell in three hours between Red Elm and Dupree. Bear Creek was reported to be a quarter mile wide in spots; which inundated roads, fields, crops, and outbuildings. W…

Four to six inches of rain fell in three hours between Red Elm and Dupree. The water quickly entered Bear Creek, which became about a quarter mile wide; inundating roads, fields, crops, and outbuildings. Water approached a residence near Red Elm and a home near Dupree. Water cove…

Minor flooding of agricultural land along the Cheyenne River occurred. The river gage crested at 22.65 feet on May 15 at 500 AM MDT.

Wind gusts over 50 mph produced areas of blowing snow and reduced visibility.