Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Wheaton Municipal Airport (KETH)

Lat: 45.78°NLon: 96.55°WElev: 1011ft.

Mostly Cloudy

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 Aug 5:13 am CDT
Extended Forecast for

Dumont MN

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Partly cloudy, with a low around 61. South wind around 8 mph.  Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of rain between 10am and noon.  Mostly cloudy, then gradually becoming sunny, with a high near 85. South wind 7 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 30%.

    High: 85 °F

    Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northwest wind 5 to 11 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. North northwest wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. North wind 5 to 8 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. North wind 6 to 11 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52. North wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. South southeast wind 3 to 8 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am.  Partly cloudy, with a low around 59. South southeast wind 7 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. South wind around 8 mph. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of rain between 10am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 85. South wind 7 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 57. Northwest wind 5 to 11 mph.
Friday
Sunny, with a high near 82. North northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 57. North wind 5 to 8 mph.
Saturday
Sunny, with a high near 79. North wind 6 to 11 mph.
Saturday Night
Partly cloudy, with a low around 52. North wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 80. South southeast wind 3 to 8 mph.
Sunday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 59. South southeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 82.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Dumont MN
 45.72°N 96.43°W (Elev. 1030 ft)
5:11 am CDT Aug 20, 2026
5am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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