Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

-3°F

-19°C

Humidity 82%
Wind Speed Calm
Barometer 30.28 in (1030.1 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Last update 28 Jan 11:53 pm CST
Extended Forecast for

6 Miles E Clark SD

  • Overnight

    Overnight: Mostly cloudy, with a low around -4. Light east wind.

    Low: -4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 12. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 12 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -10. Wind chill values as low as -23. Northeast wind 6 to 8 mph.

    Low: -10 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 4. Wind chill values as low as -26. North northeast wind 7 to 10 mph.

    High: 4 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -11. North wind 5 to 8 mph becoming south after midnight.

    Low: -11 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of snow after noon.  Patchy blowing snow between 2pm and 5pm. Mostly sunny, with a high near 17. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 30%.

    High: 17 °F

    Sunny then
    Chance Snow
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 10. South wind 13 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%.

    Low: 10 °F

    Snow Likely

  • Sunday

    Sunday: A chance of snow before noon.  Mostly cloudy, with a high near 28. Northwest wind 13 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%.

    High: 28 °F

    Chance Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. West northwest wind 6 to 11 mph.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around -4. Light east wind.
Thursday
Mostly sunny, with a high near 12. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around -10. Wind chill values as low as -23. Northeast wind 6 to 8 mph.
Friday
Sunny and cold, with a high near 4. Wind chill values as low as -26. North northeast wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around -11. North wind 5 to 8 mph becoming south after midnight.
Saturday
A chance of snow after noon. Patchy blowing snow between 2pm and 5pm. Mostly sunny, with a high near 17. Breezy, with a south wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Saturday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 10. South wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Sunday
A chance of snow before noon. Mostly cloudy, with a high near 28. Northwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 12. West northwest wind 6 to 11 mph.
Monday
Partly sunny, with a high near 25.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
A slight chance of snow. Mostly cloudy, with a high near 27. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Clark SD
 44.86°N 97.6°W (Elev. 1795 ft)
11:41 pm CST Jan 28, 2026
12am CST Jan 29, 2026-6pm CST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database