Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Ortonville, Ortonville Muncipal-Martinson Field Airport (KVVV)

Lat: 45.31°NLon: 96.42°WElev: 1099ft.

Fair

9°F

-13°C

Humidity 72%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 29 Jan 1:15 pm CST
Extended Forecast for

7 Miles NW Big Stone City SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 13. Light north wind.

    High: 13 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -10. Wind chill values as low as -20. North wind around 6 mph.

    Low: -10 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 4. Wind chill values as low as -21. North wind 3 to 6 mph.

    High: 4 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -10. Light and variable wind.

    Low: -10 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of snow after noon.  Mostly sunny, with a high near 22. South wind 5 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    High: 22 °F

    Mostly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 15. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 15 °F

    Snow

  • Sunday

    Sunday: A slight chance of snow before noon.  Mostly cloudy, with a high near 33. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 5. North northwest wind 5 to 10 mph becoming light  after midnight.

    Low: 5 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 18. Calm wind becoming east around 6 mph in the morning.

    High: 18 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 13. Light north wind.
Tonight
Partly cloudy, with a low around -10. Wind chill values as low as -20. North wind around 6 mph.
Friday
Sunny and cold, with a high near 4. Wind chill values as low as -21. North wind 3 to 6 mph.
Friday Night
Mostly clear, with a low around -10. Light and variable wind.
Saturday
A chance of snow after noon. Mostly sunny, with a high near 22. South wind 5 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Saturday Night
Snow. Low around 15. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Sunday
A slight chance of snow before noon. Mostly cloudy, with a high near 33. Northwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 5. North northwest wind 5 to 10 mph becoming light after midnight.
Monday
Partly sunny, with a high near 18. Calm wind becoming east around 6 mph in the morning.
Monday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 10. Chance of precipitation is 20%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NW Big Stone City SD
 45.38°N 96.55°W (Elev. 965 ft)
12:36 pm CST Jan 29, 2026
1pm CST Jan 29, 2026-6pm CST Feb 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

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