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.

61°F

16°C

Humidity 97%
Wind Speed SE 12 G 20 mph
Barometer 29.94 in (1013.1 mb)
Dewpoint 60°F (16°C)
Visibility NA
Last update 26 Sep 9:56 am CDT
Extended Forecast for

Sisseton SD

  • Today

    Today: A chance of showers, mainly before noon, then a chance of sprinkles after 1pm. Patchy fog. Otherwise, cloudy, with a high near 68. South southeast wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers before 9pm, then a chance of sprinkles after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 57. South southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: A chance of sprinkles before 7am. Areas of fog before noon. Otherwise, mostly sunny, with a high near 72. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 72 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. East northeast wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 72. South southeast wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 57. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 68. South southwest wind around 8 mph becoming north northwest in the afternoon. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. Light and variable wind becoming west around 6 mph in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. West southwest wind 6 to 9 mph.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, mainly before noon, then a chance of sprinkles after 1pm. Patchy fog. Otherwise, cloudy, with a high near 68. South southeast wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Tonight
A slight chance of showers before 9pm, then a chance of sprinkles after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 57. South southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
A chance of sprinkles before 7am. Areas of fog before noon. Otherwise, mostly sunny, with a high near 72. Light and variable wind becoming north 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 53. East northeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 72. South southeast wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday Night
Showers and possibly a thunderstorm. Low around 57. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 68. South southwest wind around 8 mph becoming north northwest in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Mostly cloudy, with a low around 52. Light and variable wind becoming west around 6 mph in the evening.
Wednesday
Mostly sunny, with a high near 71. West southwest wind 6 to 9 mph.
Wednesday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 52. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Sisseton SD
 45.66°N 97.04°W (Elev. 1201 ft)
Last Update:
10:36 am CDT Sep 26, 2026
Forecast Valid:
10am CDT Sep 26, 2026-6pm CDT Oct 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation