Thunderstorms need moisture, energy — which meteorologists call instability — and some sort of lift to form. Usually, the lift comes from cold and warmer air masses colliding along a line called a ...

Even with advances in technology, it’s difficult to pinpoint exactly where and when some of the most severe weather will occur until just before it happens. Precipitation intensity Source: National ...

Harsh weather of all kinds is often called severe, but the word takes on a very specific meaning when it comes to thunderstorms. About 100,000 thunderstorms rumble across the United States each year, ...

A massive thunderstorm turns the sky dark over a field in Sweden. Thunderstorms can inspire the entire range of human emotion with their vivid displays of nature's fury. Storms are used to set an ...