Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

37°F

3°C

Humidity 100%
Wind Speed E 5 mph
Barometer 29.74 in (1008.0 mb)
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 15 Apr 7:56 am CDT
Extended Forecast for

Grenville SD

Fire Weather Watch April 16, 11:00am until April 16, 08:00pm
Dense Fog Advisory until April 15, 09:00am
Click here for hazard details and duration
Fire Weather Watch
...
  •  
    Dense Fog Advisory until April 15, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Today

    High: 68 °F

    Patchy Dense
    Fog then
    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 46. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. South wind 13 to 18 mph, with gusts as high as 29 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am.  Increasing clouds, with a low around 33. Southwest wind 14 to 18 mph becoming north northeast in the evening. Winds could gust as high as 28 mph.  Chance of precipitation is 20%.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of snow showers, mainly before 1pm.  Mostly cloudy, with a high near 40. Breezy, with a north northwest wind 18 to 23 mph, with gusts as high as 36 mph.  Chance of precipitation is 40%.

    High: 40 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A slight chance of snow showers after 1am.  Mostly cloudy, with a low around 23. Blustery, with a north northwest wind 18 to 23 mph, with gusts as high as 34 mph.  Chance of precipitation is 20%.

    Low: 23 °F

    Blustery.
    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: A slight chance of snow showers before 1pm.  Partly sunny, with a high near 38. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 33 mph.  Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Blustery, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph.

    Low: 24 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Today
A slight chance of showers after 3pm. Patchy dense fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 68. South southeast wind 6 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 46. South wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 75. South wind 13 to 18 mph, with gusts as high as 29 mph.
Thursday Night
A slight chance of showers after 1am. Increasing clouds, with a low around 33. Southwest wind 14 to 18 mph becoming north northeast in the evening. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Friday
A chance of snow showers, mainly before 1pm. Mostly cloudy, with a high near 40. Breezy, with a north northwest wind 18 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 23. Blustery, with a north northwest wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Saturday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 38. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 24. Blustery, with a northwest wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 34 mph.
Sunday
Sunny, with a high near 49. Northwest wind around 9 mph.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Grenville SD
 45.46°N 97.4°W (Elev. 1821 ft)
7:36 am CDT Apr 15, 2026
7am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
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Additional Resources

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