The National Weather Service in Sioux Falls is predicting large hail up to golf ball size, damaging winds up to 70 miles per ...

Update as of 2 a.m. July 28: The extreme heat warning has been extended to 8 p.m., the NWS states. Update as of 11:46 p.m.: Parts of Sioux Falls, Brandon and Harrisburg are under a severe thunderstorm ...

Monday’s storm system produced two tornadoes in Gregory County and a third near Alvord, Iowa, in Lyon County, the National ...

The National Weather Service in Sioux Falls has confirmed a tornado in Lyon County, Iowa, that occurred during Monday's ...

The earliest Sioux Falls has seen its first inch of snow was Oct. 1, 1999, according to the NWS. The latest the city has received its first inch of snow was Jan. 20, 2012.

Sioux Falls has yet to see an inch of snow in a single snowfall, which is atypical for the area at this time of year, according to the NWS. The historical average for Sioux Falls’ first inch of ...

The thunderstorm risk level went from enhanced to moderate for the area, with timing now pushed back to between 5 p.m. and 1 ...

Jeff Chapman, a meteorologist with the National Weather Service in Sioux Falls, said thunderstorms and strong winds between 80 - 100 mph downed trees and debris, severely impacting communities like ...

Sioux Falls will see freezing temperatures this weekend, according to the NWS. Temperatures will not leave the teens or single digits into next week.

SIOUX FALLS, S.D. (KELO) — Severe weather awareness week is approaching and the state of South Dakota will have fewer employees at the National Weather Service, an official said at a Wednesday ...

Snow began falling in the area early Monday morning, with reports from the National Weather Service of 8.1 inches in some parts of eastern Sioux Falls by 7 a.m., and more than 9 inches reported in ...

If you’re going to be out and about for the Thanksgiving holiday in Sioux Falls, bundle up. It’s going to be frigid. Temperatures will hit single-digits this week as the days head into the ...