A winter storm warning is in place for parts of the Upper Peninsula, including western Mackinac County until Tuesday morning. On Monday, Dec. 8, Sault Ste Marie received 7.5 to 9.8 inches of snow in different locations, according to NWS snowfall reports.

Rain? Sleet? Freezing rain? Snow? Even the most advanced Doppler radars can struggle to tell the difference. Here's why.

See where the snow storm is developing over Michigan with live Doppler radar. Winter storm warnings, watches are in effect.

Weather Forecast: 12.10.25

The Space Weather Prediction Center will issue geomagnetic storm watches and warnings when the latest forecasts indicate that geomagnetic storms are likely or imminent, providing information on expected intensity, timing and potential impacts. The agency also issues guidance on where an aurora may be visible during an ongoing event.

The Boston 25 Weather team is tracking a midweek storm that’s expected to bring snow and rain to Massachusetts. Meteorologist Shiri Spear issued a Weather Alert for Wednesday, noting in her updated weather blog, "It won’t be a significant event, but there will be a few slick spots."

More than 18 million people are under winter weather alerts across the West and Midwest as storms are forecast to bring heavy snows and bitter winds.