Sometimes you need a little serendipity to set a new all-time weather record. On July 23, 2010, 15 years ago today, a supercell thunderstorm spawned a brief tornado and an 85-mph wind gust near Vivian ...

During severe thunderstorms, rising air shoots icy pellets the size of Dippin’ Dots ice cream into the bitter cold of upper atmospheric layers. There, supercooled water freezes onto the small ...

Dozens of researchers and students are chasing thunderstorms across the country this summer to collect data for what experts say is the largest hail study conducted in the United States in more than ...

A severe thunderstorm took residents of metro Phoenix by surprise on November 19, with intense footage showing hail “the size of a marble” pelting cars in Tempe. The footage was recorded by Jon Root, ...

Most storm chasers live for tornadoes. A few live for hailstorms. That is certainly true of the more than 50 weather scientists involved in the largest-ever field survey focused on extreme hail, now ...