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.

47°F

8°C

Humidity 66%
Wind Speed Calm
Barometer 30.03 in (1016.6 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 7 Oct 10:56 pm CDT
Extended Forecast for

New Effington SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. West northwest wind 5 to 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 41. Southeast wind 3 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 8 to 17 mph, with gusts as high as 26 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Breezy, with a south 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 west 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 24 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 41. North wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. West northwest wind 5 to 7 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 67. Light and variable wind.
Thursday Night
Increasing clouds, with a low around 41. Southeast wind 3 to 7 mph.
Friday
Mostly cloudy through mid morning, then becoming sunny, with a high near 76. South southeast wind 8 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 64. Breezy, with a south 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 west 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 24 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 41. North wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 36. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 59. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Effington SD
 45.87°N 96.92°W (Elev. 1102 ft)
Last Update:
11:21 pm CDT Oct 7, 2026
Forecast Valid:
11pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation