Add Yahoo as a preferred source to see more of our stories on Google. The western wildfires are creating thunderstorms. These thunderstorms form out of clouds with a unique name, pyrocumulonimbus ...

The western wildfires are creating thunderstorms. These thunderstorms form out of clouds with a unique name, pyrocumulonimbus clouds. Cumulonimbus clouds are what we meteorologists call a typical ...

Millions of Brits were woken up last night by a huge thunderstorm. People across the south of England experienced torrential rain, thunder and lightning, with one Londoner describing it as 'one of the ...