Weather Alerts For Sidnaw, MI

URGENT - WINTER WEATHER MESSAGE National Weather Service Marquette MI 223 PM CST Thu Dec 18 2025 Keweenaw-Ontonagon-Northern Houghton-Baraga-Gogebic-Southern Houghton- Including the cities of Ontonagon, L'Anse, Sidnaw, Ironwood, Kenton, Copper Harbor, Houghton, and Hancock 323 PM EST Thu Dec 18 2025 /223 PM CST Thu Dec 18 2025/ ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST /9 AM CST/ FRIDAY... * WHAT...Snow expected. Flash freeze possible. Total snow accumulations between 3 and 7 inches. Winds gusting as high as 45 mph near the lakeshore and in the Keweenaw. * WHERE...The western UP and Keweenaw Peninsula. * WHEN...Until 10 AM EST /9 AM CST/ Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Thursday evening and Friday morning commutes. Gusty winds could bring down tree branches. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Be prepared for slippery roads. Slow down and use caution while driving. If you are going outside, watch your first few steps taken on stairs, sidewalks, and driveways. These surfaces could be icy and slippery, increasing your risk of a fall and injury. &&