Thunderstorms often begin to develop early in the day when the sun heats the air near the ground and pockets of warmer air start to rise in the atmosphere. When these pockets of air reach a certain ...

While most of the North Carolina Piedmont was still asleep early Monday, the National Weather Service was tracking a fast-moving line of thunderstorms that packed small hail, frequent lightning and ...

They're much more common than tornadoes. Here's why severe thunderstorms are dangerous and why you should take action when a warning is issued.