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, 06:08am until May 1, 08:00am
Click here for hazard details and duration
...
  •  
    Frost Advisory May 1, 06:08am 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, partly sunny, with a high near 48. North wind around 6 mph. 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:
2:36 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

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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