National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Green Bay, Austin Straubel International Airport (KGRB)

Lat: 44.48°NLon: 88.14°WElev: 692ft.

Overcast

34°F

1°C

Humidity 97%
Wind Speed Calm
Barometer 30.02 in (1017.2 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 1 May 5:53 am CDT
Extended Forecast for

Green Bay WI

Frost Advisory May 1, 06:42am until May 1, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory May 1, 06:42am until May 1, 08:00am

    NOW until 8:00am Fri

    Frost Advisory

  • Today

    High: 48 °F

    Chance
    Sprinkles/Flurries
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 8pm, then a chance of sprinkles between 8pm and 9pm. Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 31. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Showers then
    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 54 °F

    Frost then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42. South southwest wind around 6 mph.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers. Partly sunny, with a high near 61. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 61 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of sprinkles and flurries before noon, then a chance of sprinkles between noon and 1pm, then a chance of rain showers after 1pm. Areas of frost before 9am. Otherwise, cloudy through mid morning, then becoming mostly sunny, with a high near 48. Calm wind becoming north around 6 mph in the morning. Chance of precipitation is 30%.
Tonight
A chance of showers before 8pm, then a chance of sprinkles between 8pm and 9pm. Widespread frost, mainly after 1am. Otherwise, partly cloudy, with a low around 31. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming west northwest around 6 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42. South southwest wind around 6 mph.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 61. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 44.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 67.
Monday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 39.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 54.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 37.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 53.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 36.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Green Bay WI
 44.51°N 87.99°W (Elev. 581 ft)
Last Update:
6:26 am CDT May 1, 2026
Forecast Valid:
6am CDT May 1, 2026-6pm CDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation