Green Bay Airport (GRB) Weather 09/20/2025
Tonight
61
Slight Chance T-storms then Patchy Fog
Thursday
76
Patchy Fog then Partly Sunny
Thursday Night
59
Mostly Cloudy
Friday
73
Partly Sunny
Friday Night
58
Mostly Cloudy then Slight Chance Showers
Saturday
74
Chance Showers
Saturday Night
60
Chance Showers
Sunday
78
Slight Chance Showers then Chance T-storms
Sunday Night
59
Chance Showers
Monday
79
Chance Showers
Monday Night
58
Chance Showers
Tuesday
74
Slight Chance Showers
Tuesday Night
53
Partly Cloudy
Weekly Forecast
Tonight
A slight chance of showers and thunderstorms between 9pm and 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 61. South southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Thursday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. Northeast wind 5 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 59. Northeast wind around 7 mph.
Friday
Partly sunny, with a high near 73. East wind 6 to 10 mph.
Friday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58. East northeast wind 6 to 8 mph.
Saturday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 53.