NORFOLK, Va. — Technically called “cumulonimbus flammagenitus,” pyrocumulonimbus clouds are a rare weather phenomenon caused by intense heat. These towering clouds form when extreme heat ...

Donna Andrews lost her house in a bushfire in 2020. She says the mental health challenges from living through a ...

Some of the fires in southern Australia, many of which were sparked by dry lightning, produced pyrocumulonimbus clouds, which then spawned their own thunderstorms near the fire grounds, the ...

Dry lightning strikes have been blamed for causing a number of bushfires across Victoria. But what's the difference between dry and wet lightning?

The animation below shows the convection and bushfire smoke across the states southwest Sunday. A pyrocumulonimbus cloud also formed over one of the major bushfires, with the intense heat causing hot ...

Some of these fires have even produced dangerous pyrocumulonimbus clouds, spawning their own thunderstorms near the existing fireground. As if all this dangerous weather on land wasn’t enough, there ...