The tornado that touched down in Henry Sunday traveled nearly four miles, a new report from the National Weather Service said ...

A stretch of big wind from a Monday night storm destroyed or severely damaged some farm buildings and crops in southeastern ...

Todd Heitkamp, a National Weather Service meteorologist, said the line of storms appeared to coalesce into a derecho around.

There were two confirmed tornadoes amid a flurry of warnings as storms moved through eastern South Dakota during the ...

Severe storms overnight in Iowa caused fallen trees and downed power lines. See storm damage reports from across the state.

A moderate threat for severe storms is in place for parts of South Dakota and Minnesota on Monday afternoon into the evening due to the threat of a derecho.

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

Update as of 7 p.m.: A tornado warning is in effect for parts of Codington County, including Watertown, until 7:30 p.m., the ...

Heat advisories have already been issued for Saturday for counties west of Sioux Falls. The heat index is expected to reach ...

Yes. The National Weather Service in Sioux Falls announced a record snowfall amount had been set for the city on July 9 after pea-sized hail fell. The hail was marked as a “trace” in the snowfall ...

Sioux Falls Weather Forecasts. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Sioux Falls area.