Even on quiet nights out for dinner with my wife, weather geekdom can find its way to the surface. Friday was one of those evenings. The Italian restaurant was packed so I dropped my wife off to get ...

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 ...

I love this time of year when we begin having big cloud formations across the sky to enjoy, ponder, forecast from, and maybe even run from. This is ...

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 ...

We stare at clouds all the time, whether trying to figure out what they look like or if they're bringing rain. Yet most of us know very little about clouds, let alone how to identify them. The World ...

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 ...

The video taken Monday shows pyrocumulonimbus, or storm clouds triggered by wildfires that often include lightning and rain. After the Dixie fire in Butte and Plumas counties spurred its own storm ...

Got your head in the clouds? Well, that's exactly where I want you. Clouds are fascinating to watch as they float through the sky. But what is even more intriguing is that their appearance can give ...

Cumulonimbus clouds (the clouds that produce thunderstorms) build upward into the atmosphere 30 to 65 thousand feet, sometimes higher. The primary force that drives those clouds to such a great height ...

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 ...

A thunderstorm is one of nature's most dramatic acts, and one of its most frightening. All thunderstorms produce lightning, every bolt of which releases around 1 billion joules worth of energy. That's ...