National Weather Service Forecast for: Green Bay WI
Issued by: National Weather Service Green Bay, WI
Updated: 8:36 am CDT May 29, 2026
 
Today

Today: Mostly sunny, with a high near 84. Light west wind.
Mostly Sunny
 Tonight

Tonight: Partly cloudy, with a low around 54. Calm wind becoming east around 6 mph after midnight.
Partly Cloudy
 Saturday

Saturday: Mostly sunny, with a high near 70. East northeast wind 7 to 9 mph.
Mostly Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 49. Northeast wind 5 to 8 mph becoming calm in the evening.
Partly Cloudy
 Sunday

Sunday: Mostly sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.
Mostly Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 54.
Mostly Clear
 Monday

Monday: Sunny, with a high near 77.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 52.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 78.
Sunny
Hi 84 °F Lo 54 °F Hi 70 °F Lo 49 °F Hi 78 °F Lo 54 °F Hi 77 °F Lo 52 °F Hi 78 °F

 

Today
 
 Mostly sunny, with a high near 84. Light west wind.
Tonight
 
 Partly cloudy, with a low around 54. Calm wind becoming east around 6 mph after midnight.
Saturday
 
 Mostly sunny, with a high near 70. East northeast wind 7 to 9 mph.
Saturday Night
 
 Partly cloudy, with a low around 49. Northeast wind 5 to 8 mph becoming calm in the evening.
Sunday
 
 Mostly sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.
Sunday Night
 
 Mostly clear, with a low around 54.
Monday
 
 Sunny, with a high near 77.
Monday Night
 
 Mostly clear, with a low around 52.
Tuesday
 
 Sunny, with a high near 78.
Tuesday Night
 
 Mostly clear, with a low around 54.
Wednesday
 
 Mostly sunny, with a high near 82.
Wednesday Night
 
 Partly cloudy, with a low around 59.
Thursday
 
 Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Green Bay WI.