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

Parts of Lincoln County were not as lucky as Sioux Falls, including what the Lincoln County Sheriff's Office called ...

While two derechos in less than two months is extremely unusual for South Dakota, experts say it's just that — a fluke.

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

Free tree and branch drop off sites are open in Sioux Falls following severe weather that swept through Sioux Falls Monday ...

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 ...

Jeff Chapman, a meteorologist with the National Weather Service in Sioux Falls, said thunderstorms and strong winds between ...

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.

Reed Timmer followed this storm throughout the state of South Dakota. He saw strong winds, tornadoes, large hail, and even a ...

A dangerous derecho is expected to form in parts of the Northern Plains and Upper Midwest on Monday, with wind gusts over 75 ...