Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

-1°F

-18°C

Humidity 75%
Wind Speed N 10 mph
Barometer 30.59 in (1040.6 mb)
Dewpoint -7°F (-22°C)
Visibility NA
Wind Chill-17°F (-27°C)
Last update 30 Jan 4:56 am CST
Extended Forecast for

Webster SD

  • Overnight

    Overnight: A chance of flurries.  Mostly cloudy, with a steady temperature around -3. Wind chill values as low as -21. North northeast wind around 11 mph.

    Low: -3 °F

    Chance
    Flurries

  • Friday

    Friday: A chance of flurries before 7am.  Sunny and cold, with a high near 2. Wind chill values as low as -23. North northeast wind 6 to 11 mph becoming light north  in the afternoon.

    High: 2 °F

    Chance
    Flurries

  • Friday Night

    Friday Night: Mostly clear, with a low around -10. Wind chill values as low as -24. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: -10 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of snow, mainly after 2pm.  Patchy blowing snow after 11am. Increasing clouds, with a high near 22. Wind chill values as low as -23. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 50%.

    High: 22 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow.  Patchy blowing snow before 9pm. Low around 15. Breezy, with a south wind 13 to 21 mph becoming west after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 15 °F

    Snow and
    Patchy
    Blowing Snow
    then Snow
    Likely

  • Sunday

    Sunday: A slight chance of snow before noon.  Mostly cloudy, with a high near 30. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 6. North northwest wind 5 to 10 mph becoming east after midnight.

    Low: 6 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 23. South southeast wind 5 to 9 mph.

    High: 23 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow.  Mostly cloudy, with a low around 14. South southeast wind around 8 mph becoming west southwest after midnight.  Chance of precipitation is 30%.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Overnight
A chance of flurries. Mostly cloudy, with a steady temperature around -3. Wind chill values as low as -21. North northeast wind around 11 mph.
Friday
A chance of flurries before 7am. Sunny and cold, with a high near 2. Wind chill values as low as -23. North northeast wind 6 to 11 mph becoming light north in the afternoon.
Friday Night
Mostly clear, with a low around -10. Wind chill values as low as -24. Light and variable wind becoming south 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Saturday
A chance of snow, mainly after 2pm. Patchy blowing snow after 11am. Increasing clouds, with a high near 22. Wind chill values as low as -23. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 50%.
Saturday Night
Snow. Patchy blowing snow before 9pm. Low around 15. Breezy, with a south wind 13 to 21 mph becoming west after midnight. Winds could gust as high as 34 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 30. Northwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 6. North northwest wind 5 to 10 mph becoming east after midnight.
Monday
Mostly cloudy, with a high near 23. South southeast wind 5 to 9 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14. South southeast wind around 8 mph becoming west southwest after midnight. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 26. Chance of precipitation is 40%.
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 23.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
Mostly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Webster SD
 45.33°N 97.52°W (Elev. 1831 ft)
5:36 am CST Jan 30, 2026
5am CST Jan 30, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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