Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Green Bay, Austin Straubel International Airport (KGRB)

Lat: 44.48°NLon: 88.14°WElev: 692ft.

Overcast

76°F

24°C

Humidity 67%
Wind Speed S 9 mph
Barometer 29.83 in (1009.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 11:53 pm CDT
Extended Forecast for

3 Miles NNW Luxemburg WI

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

    Overnight: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. South southeast wind around 11 mph, with gusts as high as 21 mph.

    Low: 66 °F

    Chance
    T-storms

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny and hot, with a high near 91. Heat index values as high as 102. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 33 mph.

    High: 91 °F

    Mostly Cloudy
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Southwest wind 10 to 16 mph, with gusts as high as 29 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 93. Heat index values as high as 102. South southwest wind 15 to 18 mph, with gusts as high as 26 mph.

    High: 93 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 77. South southwest wind around 16 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 91.

    High: 91 °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 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 75.

    High: 75 °F

    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 57. Chance of precipitation is 60%.

    Low: 57 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southeast wind around 11 mph, with gusts as high as 21 mph.
Saturday
Cloudy, then gradually becoming mostly sunny and hot, with a high near 91. Heat index values as high as 102. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 77. Southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Sunday
Sunny and hot, with a high near 93. Heat index values as high as 102. South southwest wind 15 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Clear, with a low around 77. South southwest wind around 16 mph, with gusts as high as 25 mph.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 91.
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 63. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 57. 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 59. 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 59.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Luxemburg WI
 44.59°N 87.74°W (Elev. 741 ft)
10:32 pm CDT Jun 20, 2025
12am CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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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