Our rainy spring has now stretched deep into July, so it's perhaps no surprise that we're also seeing more noisy, window-rattling thunderstorms accompanied by lightning. Just ask anyone who was at the ...

GRAND RAPIDS, Mich. (WOOD) — Lightning is a staple of West Michigan weather, but many natives might not know how this common phenomenon is made. Lightning is caused in cumulus clouds when ice ...

MACON, Ga. — It all starts with a cumulonimbus cloud... or a tall storm cloud. Storm clouds have an updraft, a strong upward wind that brings water higher into the atmosphere. This water eventually ...

Thundersnow is possible, but it is pretty rare. The reason has to do with the conditions needed for lightning to form in a ...

Cumulonimbus clouds are also known as thunderstorm clouds. High winds, usually from the jet stream, can flatten the top of the cloud into an anvil-like shape. The anvil usually points in the direction ...

On two days last week, the king of clouds reigned the skies above parts of the Inland Northwest, evoking an eerie beauty and spewing impressive thunderstorms. Cumulonimbus clouds, also known as ...

"It's a beautiful cloud but not unusual," she said. "It's a nearly textbook cumulonimbus, or thunderstorm cloud." According to Gardner, "A front helped create a line of storms across the central part ...

The summer monsoon season sometimes passes quickly in Southern California, depriving weather watchers the joy of watching tall, majestic cumulonimbus clouds form in the sky. This year, though, the ...

Have you ever gazed at the sky and watched the clouds float by? It can be a peaceful experience, or it can be nerve-wracking if you’re scanning for dangerous weather. Either way, clouds are a part of ...