Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

7°F

-14°C

Humidity 73%
Wind Speed N 18 mph
Barometer 30.74 in (1045.9 mb)
Dewpoint 0°F (-18°C)
Visibility NA
Wind Chill-12°F (-24°C)
Last update 22 Feb 5:56 pm CST
Extended Forecast for

6 Miles ESE Grenville SD

  • Tonight

    Tonight: Partly cloudy, with a low around -3. North wind 8 to 13 mph becoming light and variable. Winds could gust as high as 21 mph.

    Low: -3 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 25. South wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 25 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature rising to around 27 by 5am. South southwest wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. Breezy, with a northwest wind 17 to 22 mph, with gusts as high as 32 mph.

    High: 35 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 9. Northwest wind 6 to 16 mph, with gusts as high as 24 mph.

    Low: 9 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of snow, mainly after noon.  Partly sunny, with a high near 23. Northwest wind 6 to 10 mph becoming southeast in the morning.  Chance of precipitation is 50%.

    High: 23 °F

    Slight Chance
    Snow then
    Chance Snow

  • Wednesday Night

    Wednesday Night: A slight chance of snow before midnight.  Mostly cloudy, with a low around 11. East southeast wind 11 to 15 mph becoming west in the evening.  Chance of precipitation is 20%.

    Low: 11 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 36. West southwest wind 15 to 18 mph, with gusts as high as 29 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. West southwest wind 15 to 17 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around -3. North wind 8 to 13 mph becoming light and variable. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 25. South wind 6 to 16 mph, with gusts as high as 28 mph.
Monday Night
Mostly cloudy, with a temperature rising to around 27 by 5am. South southwest wind 13 to 16 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 35. Breezy, with a northwest wind 17 to 22 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly clear, with a low around 9. Northwest wind 6 to 16 mph, with gusts as high as 24 mph.
Wednesday
A chance of snow, mainly after noon. Partly sunny, with a high near 23. Northwest wind 6 to 10 mph becoming southeast in the morning. Chance of precipitation is 50%.
Wednesday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 11. East southeast wind 11 to 15 mph becoming west in the evening. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 36. West southwest wind 15 to 18 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 29. West southwest wind 15 to 17 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 40. Breezy.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 10. Blustery. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 19.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Grenville SD
 45.44°N 97.28°W (Elev. 1844 ft)
5:36 pm CST Feb 22, 2026
6pm CST Feb 22, 2026-6pm CST Mar 1, 2026
 
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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