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

Siren, Burnett County Airport (KRZN)

Lat: 45.82°NLon: 92.37°WElev: 988ft.

Partly Cloudy

87°F

31°C

Humidity 59%
Wind Speed SW 14 G 29 mph
Barometer 29.53 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 21 Jun 11:55 am CDT
Extended Forecast for

5 Miles SE Danbury WI

Extreme Heat Warning until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until June 22, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 93 °F

    Hot and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 94. Heat index values as high as 105. Breezy, with a south wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 94 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after midnight.  Mostly cloudy, with a low around 70. Breezy, with a south wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: A chance of showers and thunderstorms.  Partly sunny, with a high near 81. West wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 81 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. West wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. East wind around 5 mph.

    High: 76 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 54. Northeast wind around 5 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 93. Heat index values as high as 105. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny and hot, with a high near 94. Heat index values as high as 105. Breezy, with a south wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 70. Breezy, with a south wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 53. West wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.
Tuesday
Partly sunny, with a high near 76. East wind around 5 mph.
Tuesday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 54. Northeast wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 68. East wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Showers likely, mainly after 1am. Cloudy, with a low around 53. Northeast wind around 5 mph, with gusts as high as 15 mph.
Thursday
A chance of showers. Mostly cloudy, with a high near 68. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph.
Friday
Partly sunny, with a high near 75. East wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Danbury WI
 45.95°N 92.31°W
9:56 am CDT Jun 21, 2025
12pm CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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Additional Resources

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Hourly Weather Forecast

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