Weather Alerts For Winnebago, WI

Special Weather Statement National Weather Service Green Bay WI 939 PM CST Sun Dec 21 2025 Lincoln-Langlade-Menominee-Northern Oconto County-Door-Marathon- Shawano-Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara- Winnebago-Calumet-Manitowoc-Southern Marinette County- Southern Oconto County- 939 PM CST Sun Dec 21 2025 ...Light Snow For the Monday Morning Commute... Light snow spreading into western Wisconsin after midnight will arrive over central Wisconsin, including the I-39 corridor, between 5 am and 7 am, before shifting toward northeast Wisconsin, including portions of the Fox Valley, between 6 am and 8 am. The snow will last a few hours, with snowfall rates up to one-half inch per hour. It is possible that light freezing rain and sleet may mix with the snow from central Wisconsin toward the Fox Valley and lakeshore after daybreak. If traveling tomorrow morning, plan on the potential for slippery conditions and build in extra time to reach your destination.