The weather event is so rare that meteorologist Jim Cantore can barely contain his excitement when he's recorded in viral videos witnessing it.

Two winter systems are coming together across the northern U.S. this week, bringing heavy snow, strong winds, and even the possibility of rare thundersnow to the Upper Peninsula.

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 ...

Two winter systems are coming together across the northern U.S. this week, bringing the potential for heavy snow and strong winds across the Great Lakes and Upper Midwest.

The freezing conditions are far from over with a double weather warning in place and forecasters warning parts of the country ...