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 >

Current conditions at

Reedsburg Municipal Airport (KC35)

Lat: 43.53°NLon: 89.98°WElev: 907ft.

Partly Cloudy and Breezy

92°F

33°C

Humidity 61%
Wind Speed S 21 G 28 mph
Barometer 29.66 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 21 Jun 3:35 pm CDT
Extended Forecast for

2 Miles ESE Reedsburg WI

Heat Advisory June 21, 03:56pm until June 23, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 21, 03:56pm until June 23, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • Tonight

    Low: 78 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 94. Heat index values as high as 102. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 78. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 91. Heat index values as high as 97. Southwest wind 10 to 15 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 69. West wind 5 to 10 mph becoming light and variable  in the evening.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 82. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 66. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 82. South wind 5 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Sunday
Sunny and hot, with a high near 94. Heat index values as high as 102. Southwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 78. South wind around 15 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. Heat index values as high as 97. Southwest wind 10 to 15 mph.
Monday Night
Showers and possibly a thunderstorm. Low around 69. West wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and possibly a thunderstorm. High near 82. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 66. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 82. South wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Reedsburg WI
 43.52°N 89.97°W (Elev. 899 ft)
1:54 pm CDT Jun 21, 2025
3pm CDT Jun 21, 2025-6pm CDT Jun 28, 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