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Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

31°F

-1°C

Humidity 96%
Wind Speed NW 8 mph
Barometer 30.03 in (1018.8 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 4 Apr 1:56 am CDT
Extended Forecast for

Grenville SD

Winter Storm Warning April 4, 02:03am until April 4, 07:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 4, 02:03am until April 4, 07:00pm

    NOW until 7:00pm Sat

    Winter Storm Warning

  • Overnight

    Low: 27 °F

    Snow Likely

  • Saturday

    Saturday: Snow, mainly before 2pm. Patchy blowing snow after 10am. High near 33. Breezy, with a northwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 8pm. Mostly cloudy, with a low around 23. West northwest wind 9 to 18 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 36. West wind 9 to 18 mph, with gusts as high as 28 mph.

    High: 36 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 26. North wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. North northeast wind 6 to 9 mph becoming southeast after midnight.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35. Breezy, with a south southeast wind 11 to 21 mph, with gusts as high as 31 mph.

    High: 35 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Overnight
Snow likely, mainly before 5am. Cloudy, with a low around 27. North northwest wind 6 to 8 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 5 inches possible.
Saturday
Snow, mainly before 2pm. Patchy blowing snow after 10am. High near 33. Breezy, with a northwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Patchy blowing snow before 8pm. Mostly cloudy, with a low around 23. West northwest wind 9 to 18 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 36. West wind 9 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 18. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 26. North wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 12. North northeast wind 6 to 9 mph becoming southeast after midnight.
Tuesday
Mostly cloudy, with a high near 35. Breezy, with a south southeast wind 11 to 21 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Breezy, with a south southeast wind around 21 mph, with gusts as high as 33 mph.
Wednesday
A slight chance of rain before 1pm. Partly sunny, with a high near 49. Breezy. Chance of precipitation is 20%.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.
Thursday
A chance of snow. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.4°W (Elev. 1821 ft)
Last Update:
1:31 am CDT Apr 4, 2026
Forecast Valid:
2am CDT Apr 4, 2026-6pm CDT Apr 10, 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