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

38°F

3°C

Humidity 51%
Wind Speed N 21 G 32 mph
Barometer 30.16 in (1023.1 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 31 Mar 2:56 pm CDT
Extended Forecast for

Grenville SD

Winter Weather Advisory April 1, 07:00am until April 2, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Sunny, with a steady temperature around 36. North wind around 15 mph, with gusts as high as 24 mph.

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. North northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm. Patchy blowing snow after 4pm. Cloudy, with a high near 32. East wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Chance Snow
    then Snow
    Likely and
    Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Snow. Patchy blowing snow. Low around 26. Breezy, with an east wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Snow. High near 30. Northeast wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 30 °F

    Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 1am, then a chance of snow and freezing rain. Cloudy, with a low around 24. North wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Low: 24 °F

    Slight Chance
    Snow then
    Chance Wintry
    Mix

  • Friday

    Friday: Snow, possibly mixed with freezing rain, becoming all snow after 1pm. High near 32. Northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    High: 32 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow. Patchy blowing snow after 3am. Low around 25. North wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 25 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: A chance of snow. Patchy blowing snow. Mostly cloudy, with a high near 31. Blustery, with a north northwest wind 18 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.

    High: 31 °F

    Chance Snow
    and Patchy
    Blowing Snow

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 36. North wind around 15 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 25. North northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday
Snow likely, mainly after 4pm. Patchy blowing snow after 4pm. Cloudy, with a high near 32. East wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Snow. Patchy blowing snow. Low around 26. Breezy, with an east wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow. High near 30. Northeast wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A slight chance of snow before 1am, then a chance of snow and freezing rain. Cloudy, with a low around 24. North wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Friday
Snow, possibly mixed with freezing rain, becoming all snow after 1pm. High near 32. Northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Friday Night
Snow. Patchy blowing snow after 3am. Low around 25. North wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday
A chance of snow. Patchy blowing snow. Mostly cloudy, with a high near 31. Blustery, with a north northwest wind 18 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 50%.
Saturday Night
A slight chance of snow before 1am. Patchy blowing snow before 11pm. Mostly cloudy, with a low around 16. Blustery. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 37.
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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:
2:36 pm CDT Mar 31, 2026
Forecast Valid:
3pm CDT Mar 31, 2026-6pm CDT Apr 6, 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