Critical Fire Weather Persists in the Southern High Plains; Snow in the Great Lakes into the Northeast

Elevated to critical fire weather conditions will persist across the central and southern High Plains today as gusty winds and dry conditions continue across the region. A clipper system will bring some lake effect snow to the Great Lakes and snow into the Northeast. Well above-average temperatures are expected to expand across much of the West, into the Plains states, and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

16°F

-9°C

Humidity 59%
Wind Speed Vrbl 3 mph
Barometer 29.77 in (1011.4 mb)
Dewpoint 4°F (-16°C)
Visibility NA
Last update 25 Feb 10:56 am CST
Extended Forecast for

Grenville SD

  • Today

    Today: Partly sunny, with a high near 25. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 25 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 23. Southwest wind 6 to 13 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 40. West wind 14 to 17 mph, with gusts as high as 26 mph.

    High: 40 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 30. West southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 41. Breezy, with a west wind 16 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 41 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of snow after midnight.  Mostly cloudy, with a low around 11. North wind 13 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow, mainly before noon.  Mostly cloudy, with a high near 15. North wind 11 to 14 mph.  Chance of precipitation is 40%.

    High: 15 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 3. North northeast wind 8 to 10 mph becoming east southeast after midnight.

    Low: 3 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow, mainly after noon.  Mostly cloudy, with a high near 20. Southeast wind 8 to 11 mph.  Chance of precipitation is 30%.

    High: 20 °F

    Chance Snow

Detailed Forecast

Today
Partly sunny, with a high near 25. Calm wind becoming south southwest around 6 mph in the afternoon.
Tonight
Partly cloudy, with a steady temperature around 23. Southwest wind 6 to 13 mph.
Thursday
Sunny, with a high near 40. West wind 14 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Increasing clouds, with a low around 30. West southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 41. Breezy, with a west wind 16 to 20 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A chance of snow after midnight. Mostly cloudy, with a low around 11. North wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 15. North wind 11 to 14 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 3. North northeast wind 8 to 10 mph becoming east southeast after midnight.
Sunday
A chance of snow, mainly after noon. Mostly cloudy, with a high near 20. Southeast wind 8 to 11 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.4°W (Elev. 1821 ft)
10:32 am CST Feb 25, 2026
11am CST Feb 25, 2026-6pm CST Mar 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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