Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through today. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the central Plains then off the mid-Atlantic by this evening. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

28°F

-2°C

Humidity 72%
Wind Speed W 17 mph
Barometer 29.65 in (1006.7 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill16°F (-9°C)
Last update 26 Feb 6:56 am CST
Extended Forecast for

Grenville SD

  • Today

    Today: Sunny, with a high near 40. West wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. West southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 40. Breezy, with a west northwest wind 17 to 21 mph, with gusts as high as 31 mph.

    High: 40 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of snow after midnight.  Mostly cloudy, with a low around 10. North northeast wind 13 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    Low: 10 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of snow, mainly before noon.  Mostly cloudy, with a high near 15. North northeast wind 10 to 13 mph.  Chance of precipitation is 40%.

    High: 15 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. North northeast wind 7 to 10 mph becoming east southeast after midnight.

    Low: 3 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of snow.  Mostly cloudy, with a high near 22. Southeast wind 7 to 11 mph.  Chance of precipitation is 20%.

    High: 22 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. South wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 40. West wind 6 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 31. West southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 40. Breezy, with a west northwest wind 17 to 21 mph, with gusts as high as 31 mph.
Friday Night
A chance of snow after midnight. Mostly cloudy, with a low around 10. North northeast wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Saturday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 15. North northeast wind 10 to 13 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 3. North northeast wind 7 to 10 mph becoming east southeast after midnight.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 22. Southeast wind 7 to 11 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 14. South wind 10 to 14 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 36. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.37°W (Elev. 1795 ft)
7:47 am CST Feb 26, 2026
7am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database