Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

-5°F

-21°C

Humidity 91%
Wind Speed Calm
Barometer 29.87 in (1015.9 mb)
Dewpoint -7°F (-22°C)
Visibility NA
Last update 2 Dec 12:56 am CST
Extended Forecast for

8 Miles ESE Lake City SD

  • Overnight

    Overnight: Patchy fog before 5am.  Otherwise, partly cloudy, with a low around -1. West southwest wind 6 to 8 mph.

    Low: -1 °F

    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of snow after 3pm.  Patchy fog between 7am and 9am.  Otherwise, partly sunny, with a high near 27. Southwest wind 9 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    High: 27 °F

    Patchy Fog
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before midnight.  Mostly cloudy, with a low around 3. West wind 11 to 18 mph becoming north northwest in the evening. Winds could gust as high as 29 mph.  Chance of precipitation is 20%.

    Low: 3 °F

    Slight Chance
    Snow then
    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny and cold, with a high near 7. North northwest wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 7 °F

    Cold

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -10. West northwest wind 7 to 10 mph becoming south southwest after midnight.

    Low: -10 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 22. South southwest wind 11 to 17 mph, with gusts as high as 30 mph.

    High: 22 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow before noon.  Mostly cloudy, with a high near 25. West southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 20%.

    High: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of snow after midnight.  Mostly cloudy, with a low around 7. Northwest wind 8 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    Low: 7 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Patchy fog before 5am. Otherwise, partly cloudy, with a low around -1. West southwest wind 6 to 8 mph.
Tuesday
A slight chance of snow after 3pm. Patchy fog between 7am and 9am. Otherwise, partly sunny, with a high near 27. Southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 3. West wind 11 to 18 mph becoming north northwest in the evening. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, then gradually becoming sunny and cold, with a high near 7. North northwest wind 10 to 18 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around -10. West northwest wind 7 to 10 mph becoming south southwest after midnight.
Thursday
Partly sunny, with a high near 22. South southwest wind 11 to 17 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 15. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
A slight chance of snow before noon. Mostly cloudy, with a high near 25. West southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 7. Northwest wind 8 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday
A chance of snow before noon. Mostly cloudy, with a high near 13. Chance of precipitation is 30%.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around -5. Chance of precipitation is 20%.
Sunday
Mostly sunny and cold, with a high near 10.
Sunday Night
Mostly cloudy, with a low around 2.
Monday
Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Lake City SD
 45.67°N 97.25°W (Elev. 1998 ft)
1:26 am CST Dec 2, 2025
1am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
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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