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

SIOUX FALLS, S.D. (KELO) — As we all know, not every winter storm is the same in KELOLAND. A big factor in the type of weather we can get is where the storm is coming from and where it ends up.

While Iowa experienced blizzards over the weekend, severe spring weather is not far off. As chances for more blizzards start to diminish, the annual Severe Weather Week kicks off Monday with a week of ...

CHICOPEE, Mass. (WWLP) – Some areas received freezing rain and sleet Saturday evening in western Massachusetts, while others saw plain rain. It’s important to note that all precipitation starts high ...

GRAND JUNCTION, Colo. (KJCT) - Fronts bring different types of weather to Western Colorado. Lucas Boyer, Meteorologist for the National Weather Service, said, “The most common accepted definition for ...