It's a type of severe weather that doesn't come up often, but it can be just as threatening as a tornado. It's called a derecho. Derechos are clusters of violent storms spanning at least 240 miles ...

What's behind these violent weather outbreaks? The mechanisms that come into play to produce a derecho are relatively common, regularly seen with other types of storms.

A first-of-its-kind artificial intelligence system built by Nasa in collaboration with IBM can predict violent solar storms threatening satellites and power grids two hours before they erupt from the ...

The forecast for Tuesday calls for mostly sunny skies and light winds out of the north, a stark contrast to the violent weather that hit Sunday and Monday.

Even without a named tropical storm at the coast, waves and swells from distant storms can create life-threatening conditions at the beach.

This summer, Meteorologist Jacob Morse has been looking back at significant tornadoes in North Dakota’s history. He wraps up ...