National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

Breezy

36°F

2°C

Humidity 67%
Wind Speed NW 22 mph
Barometer 30.17 in (1023.8 mb)
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 11 Mar 4:56 pm CDT
Extended Forecast for

Grenville SD

High Wind Warning March 12, 07:00pm until March 13, 07:00am
Click here for hazard details and duration
High Wind Warning

  • Tonight

    Tonight: Increasing clouds, with a low around 23. West northwest wind 6 to 15 mph becoming southeast in the evening. Winds could gust as high as 24 mph.

    Low: 23 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of rain and snow before 1pm, then rain likely. Mostly cloudy, with a high near 47. Breezy, with a south wind 15 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 47 °F

    Breezy.
    Chance Snow
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm, then a slight chance of snow between 11pm and 1am. Mostly cloudy, with a low around 20. Windy, with a west northwest wind 28 to 36 mph, with gusts as high as 50 mph. Chance of precipitation is 30%.

    Low: 20 °F

    Windy. Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 31. Blustery, with a north northwest wind 18 to 23 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 31 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 22. North wind 6 to 9 mph becoming south after midnight. Chance of precipitation is 20%.

    Low: 22 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Cloudy, with a high near 34. South wind 9 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Slight Chance
    Snow then
    Snow Likely

  • Saturday Night

    Saturday Night: Snow. Low around 14. Blustery, with an east northeast wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.

    Low: 14 °F

    Snow and
    Blustery

  • Sunday

    Sunday: A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 21. Blustery, with a north wind 23 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.

    High: 21 °F

    Chance Snow
    and Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 0. Blustery, with a north northwest wind 13 to 21 mph, with gusts as high as 32 mph.

    Low: 0 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 23. West northwest wind 6 to 15 mph becoming southeast in the evening. Winds could gust as high as 24 mph.
Thursday
A chance of rain and snow before 1pm, then rain likely. Mostly cloudy, with a high near 47. Breezy, with a south wind 15 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before 11pm, then a slight chance of snow between 11pm and 1am. Mostly cloudy, with a low around 20. Windy, with a west northwest wind 28 to 36 mph, with gusts as high as 50 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 31. Blustery, with a north northwest wind 18 to 23 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 22. North wind 6 to 9 mph becoming south after midnight. Chance of precipitation is 20%.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 34. South wind 9 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Snow. Low around 14. Blustery, with an east northeast wind 16 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%.
Sunday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 21. Blustery, with a north wind 23 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 0. Blustery, with a north northwest wind 13 to 21 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 17.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
A chance of snow. Mostly cloudy, with a high near 27. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 39.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.4°W (Elev. 1821 ft)
Last Update:
5:36 pm CDT Mar 11, 2026
Forecast Valid:
5pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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