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.

7°F

-14°C

Humidity 52%
Wind Speed N 7 mph
Barometer 30.72 in (1045.3 mb)
Dewpoint -7°F (-22°C)
Visibility NA
Wind Chill-5°F (-21°C)
Last update 30 Jan 2:56 pm CST
Extended Forecast for

Webster SD

  • This Afternoon

    This Afternoon: Sunny and cold, with a high near 4. North northeast wind 5 to 7 mph.

    High: 4 °F

    Cold

  • Tonight

    Tonight: Mostly clear, with a low around -9. 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: -9 °F

    Mostly Clear

  • Saturday

    Saturday: Snow, mainly after 2pm. Patchy blowing snow after 2pm. High near 22. Wind chill values as low as -22. Breezy, with a south wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Mostly Sunny
    and Breezy
    then Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow, mainly before 1am. Patchy blowing snow before 11pm. Low around 16. Breezy, with a south southwest wind 20 to 25 mph becoming west 14 to 19 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow and
    Patchy
    Blowing Snow
    then Snow
    Likely

  • Sunday

    Sunday: A slight chance of snow between 7am and 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 10. North northwest wind 5 to 9 mph becoming east northeast after midnight.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 23. East southeast wind 5 to 8 mph.

    High: 23 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 11. East southeast wind around 7 mph. Chance of precipitation is 30%.

    Low: 11 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow, mainly before noon. Mostly cloudy, with a high near 23. East southeast wind 7 to 9 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.

    High: 23 °F

    Chance Snow

Detailed Forecast

This Afternoon
Sunny and cold, with a high near 4. North northeast wind 5 to 7 mph.
Tonight
Mostly clear, with a low around -9. 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
Snow, mainly after 2pm. Patchy blowing snow after 2pm. High near 22. Wind chill values as low as -22. Breezy, with a south wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow, mainly before 1am. Patchy blowing snow before 11pm. Low around 16. Breezy, with a south southwest wind 20 to 25 mph becoming west 14 to 19 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Sunday
A slight chance of snow between 7am and 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 10. North northwest wind 5 to 9 mph becoming east northeast after midnight.
Monday
Mostly cloudy, with a high near 23. East southeast wind 5 to 8 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 11. East southeast wind around 7 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 23. East southeast wind 7 to 9 mph becoming north northwest in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 11.
Wednesday
Partly sunny, with a high near 24.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Mostly sunny, with a high near 37.
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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:
2:36 pm CST Jan 30, 2026
Forecast Valid:
3pm CST Jan 30, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation