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

ALVORD, Iowa (KTIV) - A line of thunderstorms with damaging winds moved through Northwest Iowa Monday, July 28. While most of ...

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

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

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 ...

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

Update as of 2:45 p.m. Tuesday: The NWS says it is watching an area around Sioux Falls and to the east where a severe thunderstorm watch may be possible as storms continue to fire up Tuesday ...

The severe thunderstorms that passed through eastern South Dakota on July 28 brought powerful winds to the region.

The National Weather Service Sioux Falls forecast shows that the city will be seeing temperatures as high as 70 next week, a record high in February.

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 ...

A Heat Advisory is in effect for eastern South Dakota today, with temperatures soaring into the 90s and humidity pushing the ...