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.

68°F

20°C

Humidity 73%
Wind Speed S 7 mph
Barometer 29.77 in (1006.1 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 6 Jun 11:56 pm CDT
Extended Forecast for

Sisseton SD

  • Overnight

    Overnight: Mostly clear, with a low around 63. South southeast wind 7 to 14 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 91. Breezy, with a south southeast wind 16 to 23 mph, with gusts as high as 31 mph.

    High: 91 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 65. Breezy, with a south southeast wind 13 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 87. South wind 8 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 62. Northeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 95. Breezy, with a south southeast wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Breezy, with a south wind 17 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Breezy, with a south wind 15 to 21 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Breezy, with a west wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Overnight
Mostly clear, with a low around 63. South southeast wind 7 to 14 mph.
Sunday
Mostly sunny and hot, with a high near 91. Breezy, with a south southeast wind 16 to 23 mph, with gusts as high as 31 mph.
Sunday Night
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 65. Breezy, with a south southeast wind 13 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 87. South wind 8 to 11 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 62. Northeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 95. Breezy, with a south southeast wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Breezy, with a south wind 17 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Breezy, with a south wind 15 to 21 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Breezy, with a west wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 76. Breezy. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 55. Breezy.
Friday
Mostly sunny, with a high near 77. Breezy.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Sisseton SD
 45.66°N 97.04°W (Elev. 1201 ft)
Last Update:
12:06 am CDT Jun 7, 2026
Forecast Valid:
12am CDT Jun 7, 2026-6pm CDT Jun 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation