Meteorologist Reed Timmer has circled Minnesota in advance of his storm chasing plans this week, and he says the active ...

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

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

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

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

A derecho can bring particularly violent thunderstorms to the Midwest. Here's what Iowans should know about storm risks on ...

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

While Minnesota was at risk of derecho conditions on Monday, the storms that arrived in the evening didn't quite qualify.

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

Severe thunderstorms torn across a large chunk of Southeastern Minnesota and Northern Iowa late Monday night into early ...

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

We’re taking a closer look at a powerful weather system that swept across parts of the Upper Midwest — and what may ...