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

Southeastern South Dakota is under an extreme heat warning for July 27, according to the National Weather Service. The ...

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

After heavy storms swept through Sioux Falls many residents are still cleaning up the damage, leaving several with damage to ...

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

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

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

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

Earlier this week, the town of Henry experienced a tornado, with one family losing their home. On the scene, assessing the damage was one of two tornado experts in the country.

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