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.

Partly Cloudy

82°F

28°C

Humidity 58%
Wind Speed S 13 G 21 mph
Barometer 29.84 in (1010.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 20 Jun 2:53 pm CDT
Extended Forecast for

Green Bay WI

Heat Advisory June 21, 12:00pm until June 23, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A chance of showers and thunderstorms between 11pm and 4am, then a slight chance of showers. Mostly cloudy, with a low around 68. South southeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 93. Heat index values as high as 105. South southwest wind 14 to 21 mph, with gusts as high as 33 mph.

    High: 93 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 80. Southwest wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 80 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Heat index values as high as 105. Southwest wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 80. South southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 80 °F

    Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 11pm and 4am, then a slight chance of showers. Mostly cloudy, with a low around 68. South southeast wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny and hot, with a high near 93. Heat index values as high as 105. South southwest wind 14 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 80. Southwest wind 11 to 16 mph, with gusts as high as 29 mph.
Sunday
Sunny and hot, with a high near 95. Heat index values as high as 105. Southwest wind 14 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Clear, with a low around 80. South southwest wind around 15 mph, with gusts as high as 26 mph.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 93.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 59. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 72. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 61. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Green Bay WI
 44.53°N 88.02°W (Elev. 577 ft)
Last Update:
1:56 pm CDT Jun 20, 2025
Forecast Valid:
3pm CDT Jun 20, 2025-6pm CDT Jun 27, 2025
 
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