Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Ortonville, Ortonville Muncipal-Martinson Field Airport (KVVV)

Lat: 45.31°NLon: 96.42°WElev: 1099ft.

Partly Cloudy

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Aug 7:35 am CDT
Extended Forecast for

3 Miles SSW Graceville MN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A chance of showers, mainly after 4am.  Partly cloudy, with a low around 60. Light and variable wind becoming south southwest 5 to 7 mph in the evening.  Chance of precipitation is 30%.

    Low: 60 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly before 9am.  Mostly sunny, with a high near 83. South southwest wind 7 to 10 mph becoming west in the afternoon.  Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Northwest wind 3 to 7 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. North northwest wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. North northwest wind around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. North wind 6 to 8 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 78. Southeast wind 3 to 7 mph.

    High: 78 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A chance of showers, mainly after 4am. Partly cloudy, with a low around 60. Light and variable wind becoming south southwest 5 to 7 mph in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, mainly before 9am. Mostly sunny, with a high near 83. South southwest wind 7 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 59. Northwest wind 3 to 7 mph.
Friday
Sunny, with a high near 82. North northwest wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 58. North northwest wind around 6 mph.
Saturday
Sunny, with a high near 78. North wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 56. Light and variable wind.
Sunday
Partly sunny, with a high near 78. Southeast wind 3 to 7 mph.
Sunday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 82.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 62. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Graceville MN
 45.53°N 96.46°W (Elev. 1115 ft)
7:36 am CDT Aug 19, 2026
7am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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