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.

60°F

16°C

Humidity 96%
Wind Speed W 5 mph
Barometer 29.83 in (1008.8 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 17 Jun 3:56 am CDT
Extended Forecast for

4 Miles N Grenville SD

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 74. Calm wind becoming north 5 to 7 mph in the morning.

    High: 74 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. North wind 3 to 7 mph.

    Low: 56 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 9 mph in the morning.

    High: 76 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Southwest wind 7 to 9 mph.

    Low: 59 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 81. Southwest wind around 10 mph becoming north in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Southeast wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. East wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 84. East wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 74. Calm wind becoming north 5 to 7 mph in the morning.
Tonight
Mostly cloudy, with a low around 56. North wind 3 to 7 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 59. Southwest wind 7 to 9 mph.
Juneteenth
Sunny, with a high near 81. Southwest wind around 10 mph becoming north in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Southeast wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. East wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 84. East wind 10 to 16 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 80. Breezy.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Grenville SD
 45.52°N 97.4°W (Elev. 1850 ft)
Last Update:
4:47 am CDT Jun 17, 2025
Forecast Valid:
4am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation