Squall lines rank among the most common and destructive forms of organized severe weather in the United States, yet they remain poorly understood by the general public compared to tornadoes or ...

Understand the difference between a squall line and a thunderstorm as a severe weather system sweeps the U.S. this March.

The period between midafternoon and early evening is of greatest concern, but some storms are possible earlier.

A dangerous line of severe thunderstorms is pushing east across the Mid-South today, and the National Weather Service in Memphis is not mincing words about the road threat. A Tornado Watch is active ...

A squall line stretching roughly 400 miles triggered numerous tornado and severe thunderstorm warnings across Virginia on ...

The WIFR First Alert Weather Team looks at other types of severe storms.

The National Weather Service released an updated snow squall warning at 7:23 p.m. on Tuesday in effect until 7:45 p.m. for ...

On Saturday at 1:33 a.m. the National Weather Service released an updated snow squall warning in effect until 1:45 a.m. for Lycoming County.