A supercell is a long-lived thunderstorm with a rotating updraft that can produce extreme weather like large hail, damaging ...

We haven't had many severe thunderstorms in the U.S. this month. But that may change this weekend. Here's our latest forecast ...

Following last week’s three confirmed tornadoes, I figured we should continue the conversation for this week’s WEATHER ...

"We saw rainfall upwards of half an inch in 10 to 15 minutes," a National Weather Service meteorologist told The Arizona Republic.

The most violent type of thunderstorm is called a supercell, a storm capable of producing destructive winds, giant hail, ...

Most of the strongest tornadoes form within isolated rotating thunderstorms called supercells where a deep rotating ...

Arizonans may have seen storm activity that looked a little different on Monday. Here's what the National Weather Service ...

A microburst erupted and left a trail of damage that downed trees, totaled cars and destroyed buildings in Tempe, Arizona ...

Microbursts as a “localized column of sinking air” that occurs within a thunderstorm and is “usually less than or equal to ...

Intense thunderstorms are likely to pummel parts of NSW on Friday, with damaging winds, large hail and heavy rain all a risk.

Severe storms are forecast to bring downpours and high winds, with the risk of a brief tornado. Watch the storms move into ...