Green Bay, Wis. – Dense fog settling across northeast Wisconsin late tonight could make Friday morning commutes treacherous, especially along I-41 and rural county roads. Drivers should plan for reduced visibility and leave extra travel time as conditions worsen after midnight.
According to the National Weather Service in Green Bay, patchy to dense fog will develop overnight into Friday morning, lowering visibility below one-quarter mile in some areas. The agency warns of hazardous travel conditions through sunrise. Spotters are asked to report any occurrences of severe fog.
By Friday afternoon, skies will clear with highs near 78 degrees, though forecasters caution another round of unsettled weather arrives by Friday night. A chance of thunderstorms could disrupt late evening activities, with rain lingering into Saturday. The storms may bring lightning and brief downpours, raising concerns for outdoor events and travel.
Saturday remains partly cloudy, with a slight chance of showers early before skies improve. Sunshine will return Sunday, offering more stable conditions and a high near 77. Early next week brings mild weather, but storm chances resurface by Tuesday.
Residents are urged to avoid unnecessary travel in heavy fog, use low-beam headlights, and allow extra following distance on highways and back roads.
Warnings remain in place through Friday morning, with additional advisories possible as storms move into the region Friday night.
Five-Day Forecast for Green Bay, Wisconsin
- Friday: Patchy fog early, mostly sunny, high near 78. Storm chance late at night.
- Saturday: Chance of morning showers, then partly cloudy, high near 80.
- Sunday: Sunny, high near 77.
- Monday: Partly cloudy, high near 76.
- Tuesday: Slight chance of showers, partly cloudy, high near 80.
