National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

Breezy

24°F

-4°C

Humidity 40%
Wind Speed S 24 G 31 mph
Barometer 30.21 in (1027.1 mb)
Dewpoint 3°F (-16°C)
Visibility NA
Wind Chill8°F (-13°C)
Last update 31 Jan 1:56 pm CST
Extended Forecast for

Webster SD

  • This Afternoon

    This Afternoon: Snow likely, mainly after 4pm. Patchy blowing snow. Cloudy, with a steady temperature around 19. Breezy, with a south wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 19 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow and freezing rain likely before 9pm, then snow likely between 9pm and 11pm, then a chance of snow and freezing rain after 11pm. Patchy blowing snow before 9pm. Mostly cloudy, with a temperature rising to around 27 by 4am. Breezy, with a south wind 13 to 21 mph becoming west after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

    Low: 18 °F⇑

    Wintry Mix
    Likely and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: A chance of snow and freezing rain before 8am, then a slight chance of snow between 8am and 11am. Patchy blowing snow between noon and 1pm. Mostly cloudy, with a temperature falling to around 25 by 5pm. Northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 30 °F⇓

    Chance Wintry
    Mix then
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 8. North northwest wind 6 to 9 mph becoming northeast after midnight.

    Low: 8 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow after noon. Mostly cloudy, with a high near 17. East northeast wind around 7 mph. Chance of precipitation is 20%.

    High: 17 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A chance of snow, mainly before midnight. Mostly cloudy, with a low around 2. East northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 2 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 18. South southwest wind around 6 mph becoming light and variable in the afternoon.

    High: 18 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 10. West wind 3 to 7 mph.

    Low: 10 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 28. Northwest wind 7 to 10 mph.

    High: 28 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly after 4pm. Patchy blowing snow. Cloudy, with a steady temperature around 19. Breezy, with a south wind around 22 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow and freezing rain likely before 9pm, then snow likely between 9pm and 11pm, then a chance of snow and freezing rain after 11pm. Patchy blowing snow before 9pm. Mostly cloudy, with a temperature rising to around 27 by 4am. Breezy, with a south wind 13 to 21 mph becoming west after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow and freezing rain before 8am, then a slight chance of snow between 8am and 11am. Patchy blowing snow between noon and 1pm. Mostly cloudy, with a temperature falling to around 25 by 5pm. Northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 8. North northwest wind 6 to 9 mph becoming northeast after midnight.
Monday
A slight chance of snow after noon. Mostly cloudy, with a high near 17. East northeast wind around 7 mph. Chance of precipitation is 20%.
Monday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 2. East northeast wind around 6 mph. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 18. South southwest wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 10. West wind 3 to 7 mph.
Wednesday
Mostly cloudy, with a high near 28. Northwest wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Webster SD
 45.33°N 97.52°W (Elev. 1831 ft)
Last Update:
1:36 pm CST Jan 31, 2026
Forecast Valid:
2pm CST Jan 31, 2026-6pm CST Feb 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation