Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

10°F

-12°C

Humidity 76%
Wind Speed S 3 mph
Barometer 30.47 in (1036.0 mb)
Dewpoint 4°F (-16°C)
Visibility NA
Last update 1 Mar 7:56 am CST
Extended Forecast for

Grenville SD

  • Today

    Today: Mostly cloudy, with a high near 22. South southeast wind 7 to 13 mph.

    High: 22 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 16. South wind 11 to 17 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Patchy blowing snow between 10am and noon. Partly sunny, with a high near 38. South wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 38 °F

    Patchy
    Blowing Snow
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. South southeast wind around 7 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. South wind around 7 mph.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. East wind 6 to 10 mph becoming south after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. South wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. South wind around 11 mph.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54. South southeast wind 10 to 14 mph.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 22. South southeast wind 7 to 13 mph.
Tonight
Mostly clear, with a low around 16. South wind 11 to 17 mph, with gusts as high as 26 mph.
Monday
Patchy blowing snow between 10am and noon. Partly sunny, with a high near 38. South wind 8 to 15 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 27. South southeast wind around 7 mph.
Tuesday
Partly sunny, with a high near 43. South wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 30. East wind 6 to 10 mph becoming south after midnight.
Wednesday
Mostly sunny, with a high near 51. South wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 34. South wind around 11 mph.
Thursday
Mostly sunny, with a high near 54. South southeast wind 10 to 14 mph.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Saturday
A slight chance of rain. Sunny, with a high near 43. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.4°W (Elev. 1821 ft)
7:37 am CST Mar 1, 2026
8am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
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Additional Resources

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