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.

Fair

79°F

26°C

Humidity 62%
Wind Speed S 13 G 18 mph
Barometer 29.89 in (1011.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Jun 11:53 am CDT
Extended Forecast for

2 Miles NW Omro 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 81. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 81 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. South southeast wind 8 to 14 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 92. Heat index values as high as 102. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 34 mph.

    High: 92 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. Southwest wind 14 to 17 mph, with gusts as high as 31 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 94. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 81. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly cloudy, with a low around 71. South southeast wind 8 to 14 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny and hot, with a high near 92. Heat index values as high as 102. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 34 mph.
Saturday Night
Mostly clear, with a low around 79. Southwest wind 14 to 17 mph, with gusts as high as 31 mph.
Sunday
Sunny and hot, with a high near 94. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 76.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 93.
Monday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. 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 75. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Omro WI
 44.07°N 88.77°W (Elev. 830 ft)
11:36 am CDT Jun 20, 2025
12pm CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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Additional Resources

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