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.

Windy

29°F

-2°C

Humidity 78%
Wind Speed NW 39 G 55 mph
Barometer 29.70 in (1007.4 mb)
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill12°F (-11°C)
Last update 13 Mar 2:56 am CDT
Extended Forecast for

Grenville SD

Winter Storm Watch March 14, 01:00pm until March 15, 07:00pm
High Wind Warning March 13, 03:45am until March 13, 07:00am
Click here for hazard details and duration
Winter Storm Watch
High Wind Warning
  •  
    High Wind Warning March 13, 03:45am until March 13, 07:00am

    NOW until 7:00am Fri

    High Wind Warning

  • Overnight

    Low: 19 °F

    Cloudy and
    Windy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 29. Blustery, with a north northwest wind 18 to 23 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 29 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Sunny

  • Friday Night

    Friday Night: A chance of snow after 1am. Mostly cloudy, with a low around 21. East wind around 7 mph. Chance of precipitation is 30%.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Cloudy, with a high near 31. East southeast wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    then Snow
    Likely

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 12. Blustery, with an east northeast wind 18 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 12 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Widespread blowing snow, mainly between 9am and noon. Mostly cloudy, with a high near 20. Blustery, with a north wind 26 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 20 °F

    Snow Likely
    and Blowing
    Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow before 10pm. Mostly clear, with a low around -4. Blustery, with a north wind 14 to 22 mph, with gusts as high as 33 mph.

    Low: -4 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Clear

  • Monday

    Monday: Sunny and cold, with a high near 10. North northwest wind around 14 mph, with gusts as high as 22 mph.

    High: 10 °F

    Cold

Detailed Forecast

Overnight
Cloudy, with a low around 19. Windy, with a north northwest wind 30 to 32 mph, with gusts as high as 49 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 29. Blustery, with a north northwest wind 18 to 23 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 21. East wind around 7 mph. Chance of precipitation is 30%.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 31. East southeast wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 12. Blustery, with an east northeast wind 18 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly between 9am and noon. Mostly cloudy, with a high near 20. Blustery, with a north wind 26 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Patchy blowing snow before 10pm. Mostly clear, with a low around -4. Blustery, with a north wind 14 to 22 mph, with gusts as high as 33 mph.
Monday
Sunny and cold, with a high near 10. North northwest wind around 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around -1. Northwest wind 5 to 8 mph becoming south after midnight.
Tuesday
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 49.
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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:
2:53 am CDT Mar 13, 2026
Forecast Valid:
3am CDT Mar 13, 2026-6pm CDT Mar 19, 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