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.

64°F

18°C

Humidity 81%
Wind Speed N 14 mph
Barometer 29.47 in (996.8 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 17 Jun 5:56 pm CDT
Extended Forecast for

New Effington SD

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 50. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 50. Northwest wind 5 to 10 mph becoming light and variable. Chance of precipitation is 20%.

    Low: 50 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 75. South southwest wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. Northwest wind 10 to 15 mph becoming light west northwest after midnight.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Northwest wind 5 to 7 mph becoming north northeast in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 52. East northeast wind around 9 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers. Partly sunny, with a high near 73. East northeast wind 10 to 13 mph. Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Partly cloudy, with a low around 51. Northeast wind 5 to 10 mph becoming light north northeast after midnight. Chance of precipitation is 20%.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 50. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 71. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
A slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 50. Northwest wind 5 to 10 mph becoming light and variable. Chance of precipitation is 20%.
Juneteenth
A chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 75. South southwest wind 8 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 49. Northwest wind 10 to 15 mph becoming light west northwest after midnight.
Saturday
Mostly sunny, with a high near 76. Northwest wind 5 to 7 mph becoming north northeast in the afternoon.
Saturday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 52. East northeast wind around 9 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Partly sunny, with a high near 73. East northeast wind 10 to 13 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 51. Northeast wind 5 to 10 mph becoming light north northeast after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 76.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Effington SD
 45.85°N 96.92°W (Elev. 1099 ft)
Last Update:
5:36 pm CDT Jun 17, 2026
Forecast Valid:
6pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation