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 ...

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

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

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

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

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

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 ...

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

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.

A 2020 derecho caused widespread damage across Massachusetts and southern New England. What to know about these destructive storms.

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