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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. 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. Numerous daily record highs and warm lows are likely. Read More >

Hazardous Weather Conditions

Current conditions at

Green Bay, Austin Straubel International Airport (KGRB)

Lat: 44.48°NLon: 88.14°WElev: 692ft.

Partly Cloudy

91°F

33°C

Humidity 61%
Wind Speed SW 10 mph
Barometer 29.66 in (1004.0 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 21 Jun 6:53 pm CDT
Extended Forecast for

Howard WI

Heat Advisory June 21, 07:19pm until June 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 21, 07:19pm until June 23, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • Tonight

    Low: 79 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Heat index values as high as 106. Southwest wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 78. South southwest wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 78 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 94. Heat index values as high as 100. Southwest wind around 17 mph, with gusts as high as 28 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. West southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 79. Southwest wind 10 to 15 mph, with gusts as high as 29 mph.
Sunday
Sunny and hot, with a high near 95. Heat index values as high as 106. Southwest wind 14 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 78. South southwest wind 14 to 16 mph, with gusts as high as 28 mph.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 94. Heat index values as high as 100. Southwest wind around 17 mph, with gusts as high as 28 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. West southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 80%.
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 62.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Howard WI
 44.56°N 88.11°W (Elev. 702 ft)
Last Update:
6:51 pm CDT Jun 21, 2025
Forecast Valid:
7pm CDT Jun 21, 2025-6pm CDT Jun 28, 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