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

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

45°F

7°C

Humidity 61%
Wind Speed W 18 G 28 mph
Barometer 29.59 in (1002.5 mb)
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 8 Mar 2:56 am CDT
Extended Forecast for

9 Miles NE Grenville SD

  • Overnight

    Overnight: A slight chance of rain. Mostly cloudy, with a steady temperature around 40. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 60. Breezy, with a west southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 60 °F

    Mostly Cloudy
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. West southwest wind 10 to 18 mph becoming north after midnight. Winds could gust as high as 30 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. North wind 10 to 13 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 25. Northeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 36. North northeast wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 36 °F

    Cloudy then
    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am. Mostly cloudy, with a low around 22. North wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 36. North northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 36 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Northwest wind 7 to 9 mph becoming south after midnight.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of rain. Mostly cloudy, with a steady temperature around 40. West wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 60. Breezy, with a west southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.
Sunday Night
Partly cloudy, with a low around 32. West southwest wind 10 to 18 mph becoming north after midnight. Winds could gust as high as 30 mph.
Monday
Mostly sunny, with a high near 43. North wind 10 to 13 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 25. Northeast wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 36. North northeast wind 10 to 14 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of snow before 1am. Mostly cloudy, with a low around 22. North wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 36. North northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 23. Northwest wind 7 to 9 mph becoming south after midnight.
Thursday
A slight chance of snow before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 49. Breezy. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Blustery. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 33. Breezy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NE Grenville SD
 45.55°N 97.25°W (Elev. 2001 ft)
Last Update:
3:26 am CDT Mar 8, 2026
Forecast Valid:
3am CDT Mar 8, 2026-6pm CDT Mar 14, 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