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

Strong storms in an area stretching from the Upper Plains to the Midwest have been preliminarily classified by the National ...

Sometimes referred to as an inland hurricane, derechos are among weather's most destructive phenomena. And there's one headed ...

The most intense storms, with wind gusts potentially exceeding 75 m.p.h., were forecast for central and eastern South Dakota, ...

Severe thunderstorms could continue into July 29, bringing havoc to morning commutes in Chicago, Milwaukee and Indianapolis.

Potent storms were hitting the northern U.S. on Monday, with a potential to turn into a derecho with hurricane-force winds.

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

The National Weather Service in Sioux Falls has confirmed a tornado in Lyon County, Iowa, that occurred during Monday's ...

Severe storms moved through the area Monday night into Tuesday morning. The storm system that moved from South Dakota through ...

Early models showed the possibility of a derecho forming in Minnesota between Sunday evening and Monday, but the system ended ...

Straight-line winds of over 60 mph were reported overnight Monday from the Dakotas into Iowa, Minnesota, Illinois and western ...