NWS Forecast for Green Bay WI

National Weather Service Forecast for: Green Bay WI
Issued by: National Weather Service Green Bay, WI

Updated: 3:06 pm CST Feb 2, 2026

Tonight Partly Cloudy	Tuesday Sunny	Tuesday Night Partly Cloudy	Wednesday Mostly Sunny	Wednesday Night Increasing Clouds	Thursday Chance Snow	Thursday Night Chance Snow	Friday Mostly Sunny	Friday Night Mostly Clear
Lo 7 °F	Hi 21 °F	Lo 3 °F	Hi 22 °F	Lo 11 °F	Hi 31 °F	Lo 24 °F	Hi 33 °F	Lo 3 °F

Tonight	Partly cloudy, with a low around 7. North northwest wind around 6 mph.
Tuesday	Sunny, with a high near 21. North northwest wind 3 to 8 mph.
Tuesday Night	Partly cloudy, with a low around 3. Calm wind.
Wednesday	Mostly sunny, with a high near 22. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night	Increasing clouds, with a low around 11. Light west wind.
Thursday	A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 31.
Thursday Night	A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Friday	Mostly sunny, with a high near 33.
Friday Night	Mostly clear, with a low around 3.
Saturday	A 20 percent chance of snow after noon. Mostly sunny, with a high near 21.
Saturday Night	A 20 percent chance of snow. Mostly cloudy, with a low around 10.
Sunday	Partly sunny, with a high near 25.
Sunday Night	Mostly cloudy, with a low around 13.
Monday	Partly sunny, with a high near 30.

Forecast from NOAA-NWS for Green Bay WI.