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

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

A Few Clouds

79°F

26°C

Humidity 58%
Wind Speed S 14 G 26 mph
Barometer 29.88 in (1010.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Jun 12:53 pm CDT
Extended Forecast for

3 Miles NNE Ripon WI

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

    This Afternoon: Increasing clouds, with a high near 78. South wind around 15 mph.

    High: 78 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 72. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny and hot, with a high near 93. Heat index values as high as 101. Windy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 93 °F

    Hot and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    Low: 77 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 94. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 94 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers after 1pm.  Sunny and hot, with a high near 92. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 92 °F

    Breezy. Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 67. West wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 78. South wind around 15 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 72. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny and hot, with a high near 93. Heat index values as high as 101. Windy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 77. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 94. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 76. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
A 40 percent chance of showers after 1pm. Sunny and hot, with a high near 92. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Ripon WI
 43.87°N 88.81°W (Elev. 945 ft)
12:38 pm CDT Jun 20, 2025
1pm CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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