Thundersnow that happens when thunder and lightning occur during snowfall. The rare weather event can be helpful for predicting a larger storm. Less than one percent of all snowstorms are associated ...

(WLUK) -- Thundersnow, a rare and powerful winter weather event, could make an appearance in Northeast Wisconsin as Winter Storm Cooper approaches. This phenomenon forms similarly to a regular ...

Delaware is set to be hit with one of the largest winter storms in years as forecasts are predicting up to 18 inches in some parts of the First State. Along with anywhere from 6 to 18 inches predicted ...

Add Yahoo as a preferred source to see more of our stories on Google. A major winter storm is set to impact Indiana this weekend, bringing the potential for heavy snow, ice, "thundersnow" and ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — While snow fell across ...

More than 230 million people across the United States are at risk this weekend of impacts from a major winter storm or the bitter cold, according to the National Weather Service. Disruptive snowfall ...

There's another clipper system that brings more snow our way Friday morning into the early afternoon.

Add Yahoo as a preferred source to see more of our stories on Google. Delaware is set to be hit with one of the largest winter storms in years as forecasts are predicting up to 18 inches in some parts ...