Duluth is in line for nearly 9 inches of snowfall as Arctic air pours over the relatively warm waters of Lake Superior. The city’s elevation and proximity to the lake often magnify snowfall totals ...

Two winter systems are combining to bring heavy snow and strong winds to the Great Lakes and Upper Midwest. Michigan's Upper Peninsula could see over a foot of snow, with some areas potentially ...

Thundersnow is usually only seen in strong winter storms, according to the National Weather Service. It usually requires similar ingredients from a thunderstorm to create it, like strong instability ...

Among the rarest of weather phenomena, thundersnow could rattle portions of northern Michigan over the next couple of days as a potent winter storm moves across the area, the National Weather Service ...

ST. LOUIS COUNTY, Mo. – Some St. Louis-area residents were treated to a rare and electrifying sight Saturday morning as a wintry weather phenomenon known as “thundersnow” lit up the skies. Thundersnow ...

The Chicago area will see at least one weather phenomenon this week, and there’s a strong possibility residents could see another. The first phenomenon will be lake-effect snow, which could dump six ...