Thundersnow is characterized by snowfall accompanied by thunder and lightning. While it may seem like a contradiction, the combination of these weather elements can occur under specific conditions.

Chicago got its first snow of the season, but it was far from your typical dusting. A band of lake-effect thundersnow took ...

The Chicago area will see at least one weather phenomenon this week, and there’s a strong possibility residents could see ...

In addition to heavy snow, the lake-effect bands produced thunder and lightning, small hail and another phenomenon rarely ...

Thundersnow is just a thunderstorm that produces snow instead of rain. This relatively uncommon phenomenon is usually found in mountainous areas, near the Great Lakes, and across communities affected ...

Meteorologists in the Chicago area issued a special marine warning — ordinarily reserved for thunderstorms and warm-season waterspouts — for the spout-producing snow squall.

Record cold temperatures have pushed as far south as Florida this morning as wind-whipped snow continues to pile up in the ...

Large stretches of the U.S. await one of the season’s first blasts of wintry weather as temperatures dropped in the Northern Plains and snowstorms developed across the Great Lakes. Temperatures ...

The National Weather Service reported the effects of a lake effect winter storm that brought the first seasonal snowfall to ...