National Weather Service Forecast for: Green Bay WI
Issued by: National Weather Service Green Bay, WI
Updated: 1:56 pm CDT Jul 16, 2026
 
Tonight

Tonight: Areas of smoke. Mostly cloudy, with a low around 66. East southeast wind 5 to 7 mph becoming calm in the evening.
Areas Smoke

 Friday

Friday: A 40 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Areas of smoke before 2pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming southwest 5 to 8 mph in the morning.
Chance
Showers then
Chance
T-storms
 Friday
Night
Friday Night: A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Partly cloudy, with a low around 71. Southwest wind 5 to 8 mph.
Slight Chance
T-storms then
Chance
Showers
 Saturday

Saturday: A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 85. West northwest wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Slight Chance
T-storms then
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 62. North northeast wind 5 to 8 mph becoming calm in the evening.
Mostly Clear

 Sunday

Sunday: Sunny, with a high near 85.
Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 66.
Partly Cloudy

 Monday

Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Chance
Showers then
Chance
T-storms
 Monday
Night
Monday Night: A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.
Chance
T-storms
Lo 66 °F Hi 91 °F Lo 71 °F Hi 85 °F Lo 62 °F Hi 85 °F Lo 66 °F Hi 87 °F Lo 65 °F

Hazardous Weather Outlook
Air Quality Alert
 

Tonight
 
 Areas of smoke. Mostly cloudy, with a low around 66. East southeast wind 5 to 7 mph becoming calm in the evening.
Friday
 
 A 40 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Areas of smoke before 2pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind becoming southwest 5 to 8 mph in the morning.
Friday Night
 
 A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Partly cloudy, with a low around 71. Southwest wind 5 to 8 mph.
Saturday
 
 A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 85. West northwest wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
 
 Mostly clear, with a low around 62. North northeast wind 5 to 8 mph becoming calm in the evening.
Sunday
 
 Sunny, with a high near 85.
Sunday Night
 
 Partly cloudy, with a low around 66.
Monday
 
 A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Monday Night
 
 A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 65.
Tuesday
 
 A 20 percent chance of showers after 1pm. Sunny, with a high near 80.
Tuesday Night
 
 Mostly clear, with a low around 58.
Wednesday
 
 Sunny, with a high near 79.
Wednesday Night
 
 Mostly clear, with a low around 59.
Thursday
 
 Sunny, with a high near 82.

 

Forecast from NOAA-NWS for Green Bay WI.