National Weather Service United States Department of Commerce

01/20/2026 A couple waves a light snow will move through tonight and Wednesday. In total, snow amounts will be around or less than 1" for most places, with up to 1.5" in central and east-central WI. Stay alert for slippery spots on roads, especially secondary and untreated roads.
01/20/2026 A surge of bitter cold arctic air is expected late this week into the weekend, coldest from Thursday night into Saturday morning. An Extreme Cold Watch is already in effect for all of Wisconsin, with forecast wind chills of 30 to 45 below zero depending on location. Take steps now to prepare for the cold.