A “roll cloud” spotted off the coast of Portugal looked like something out of a movie. Here’s the science behind it.

About 600 miles off the west coast of Africa, large clusters of thunderstorms begin organizing into tropical storms every ...

About 600 miles off the west coast of Africa, large clusters of thunderstorms begin organizing into tropical storms every ...

Getting inside a sturdy structure or at least an automobile is the best move when thunder roars, but just not being in water or being the tallest object around is a good start.

A tornado warning that was in effect for parts of Berks and Montgomery counties in Pennsylvania has expired, according to the ...

Storms with lightning and damaging wind are possible Monday afternoon with more rain expected overnight. Refresh this page ...

Meteorologist Dalencia Jenkins says that Monday's weather is currently dry, hot and humid, but more consistent rainfall might ...

On Monday at 1:44 p.m. the National Weather Service issued a severe thunderstorm warning in effect until 2:30 p.m. for ...

The National Weather Service released a severe thunderstorm warning at 5:37 a.m. on Monday in effect until 6 a.m. for Cape ...

Lightning also prefers tall clouds that allow electrically charged water and ice particles to have room to separate from each other, but near the North Pole, that’s problematic.