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.

53°F

12°C

Humidity 59%
Wind Speed Calm
Barometer 30.10 in (1019.5 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 8 Oct 9:56 am CDT
Extended Forecast for

4 Miles NNW New Effington SD

  • Today

    Today: Mostly sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Southeast wind 5 to 7 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy through mid morning, then becoming sunny, with a high near 76. South southeast wind 9 to 18 mph, with gusts as high as 28 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 64 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 85. Breezy, with a south southwest wind 22 to 24 mph, with gusts as high as 36 mph.

    High: 85 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 25 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers after 1pm. Partly sunny, with a high near 69. North wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 38. North northwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers. Cloudy, with a high near 53. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 53 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 68. Light and variable wind.
Tonight
Increasing clouds, with a low around 41. Southeast wind 5 to 7 mph.
Friday
Mostly cloudy through mid morning, then becoming sunny, with a high near 76. South southeast wind 9 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 64. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 85. Breezy, with a south southwest wind 22 to 24 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 57. South southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Sunday
A slight chance of showers after 1pm. Partly sunny, with a high near 69. North wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 38. North northwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers. Cloudy, with a high near 53. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 37. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 62. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW New Effington SD
 45.91°N 96.95°W (Elev. 1145 ft)
Last Update:
9:51 am CDT Oct 8, 2026
Forecast Valid:
10am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation