Winter Storm Warning

Locations Affected

Madison, WI ∙ Waukesha, WI ∙ Janesville, WI ∙ Afton, WI ∙ Turtle, WI ∙ Rosendale, WI ∙ Milford, WI ∙ Fontana-on-Geneva Lake, WI ∙ Wyoming, WI ∙ Nashotah, WI

Full Alert Message

URGENT - WINTER WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 502 PM CDT Sun Mar 15 2026 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM CDT MONDAY... * WHAT...Heavy mixed precipitation. Additional snow accumulations between 5 and 8 inches and ice accumulations up to one tenth of an inch. Winds gusting as high as 50 mph. * WHERE...Portions of south central and southeast Wisconsin. * WHEN...Until 4 PM CDT Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Visibilities may drop below 1/4 mile due to falling and blowing snow. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Persons are urged to stay indoors until conditions improve. If you must go outside, dress in layers. Several layers of clothes will keep you warmer than a single heavy coat. Cover exposed skin to reduce your risk of frostbite or hypothermia. Gloves, a scarf, and a hat will keep you from losing your body heat. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.

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