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Pacific Storm Moves Inland; Clipper System for the Northeast; Strong Storm Impacting Alaska

A Pacific system will bring low elevation rain and isolated thunderstorms to California tonight. Heavy snow is expected for the Sierra Nevada through late tomorrow. In the Northeast, snow may cause hazardous travel this evening into tomorrow. In Alaska, a powerful storm will bring dangerous seas, blizzard conditions, strong winds and bitterly cold across the state through mid-week. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

31°F

-1°C

Humidity 82%
Wind Speed W 5 mph
Barometer 30.19 in (1024.6 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 10 Feb 7:56 pm CST
Extended Forecast for

Grenville SD

  • Tonight

    Tonight: Mostly clear, with a low around 26. Light and variable wind becoming southwest around 6 mph after midnight.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 46. South wind 6 to 9 mph.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. South wind 6 to 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 46. South wind around 6 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. South wind 5 to 7 mph becoming west southwest after midnight.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. Southwest wind 7 to 10 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. South southwest wind around 9 mph.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 50. West wind 9 to 11 mph.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. West wind around 8 mph.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Light and variable wind becoming southwest around 6 mph after midnight.
Wednesday
Sunny, with a high near 46. South wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 30. South wind 6 to 9 mph.
Thursday
Sunny, with a high near 46. South wind around 6 mph.
Thursday Night
Mostly clear, with a low around 29. South wind 5 to 7 mph becoming west southwest after midnight.
Friday
Sunny, with a high near 50. Southwest wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 33. South southwest wind around 9 mph.
Saturday
Mostly sunny, with a high near 50. West wind 9 to 11 mph.
Saturday Night
Partly cloudy, with a low around 30. West wind around 8 mph.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 34.
Washington's Birthday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.37°W (Elev. 1795 ft)
Last Update:
7:36 pm CST Feb 10, 2026
Forecast Valid:
8pm CST Feb 10, 2026-6pm CST Feb 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation