From popcorn storms to supercells, here's how thunderstorms form, turn severe and why some produce hail, damaging winds or ...

Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They are responsible for nearly all of the United States’ most violent ...

Our thunderstorm chances look to be increasing during the day Thursday as a powerful cold front is set to move through ...

Will severe storms hit your area today? See timing for the strongest storms, and which cities are most at risk as storms hit ...

When a Severe Thunderstorm Watch or warning hits your phone, a lot of people still don't know the difference between what a warning and a watch is. A Severe Thunderstorm Watch is only issued when ...

Severe storms eyeing the Chicago area Tuesday have the potential to produce supercells, considered to be one of the most powerful types of storm. But what exactly are they and what makes them so ...

: New information this morning is clarifying a storm threat that now appears greater in the eastern communities of ...

An ABC 17 Stormtrack Weather Alert Day is in effect for the potential of two rounds of severe storms between this afternoon ...

We’re gearing up for not only an active morning but also a very active afternoon as showers and eventual strong to severe ...

THAT MEANS THERE’S A HIGHER LIKELIHOOD FOR SEVERE THUNDERSTORMS AND FLOODING AND SENDING IT OVER TO ETHAN. NOW, ETHAN, WHAT ARE YOU SEEING FOR THE SUSQUEHANNA VALLEY THIS WEEK? I DO THINK WE HAVE AN ...