National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

62°F

17°C

Humidity 32%
Wind Speed N 14 mph
Barometer 30.03 in (1016.4 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 12 May 8:56 pm CDT
Extended Forecast for

Gwinner ND

  • Tonight

    Tonight: Mostly clear, with a low around 41. North wind 9 to 14 mph becoming light and variable.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. West southwest wind around 8 mph becoming northwest in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Breezy, with a southeast wind 11 to 16 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 38 mph.

    Low: 50 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 4pm. Sunny through mid morning, then becoming mostly cloudy, with a high near 81. Windy, with a south southeast wind 25 to 32 mph becoming southwest in the afternoon. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers and
    Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: 48 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 77. Windy, with a west wind 22 to 27 mph increasing to 29 to 34 mph in the morning. Winds could gust as high as 44 mph.

    High: 77 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Windy, with a west northwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 43 mph.

    Low: 43 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Northwest wind 10 to 14 mph becoming east in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 45. East wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 41. North wind 9 to 14 mph becoming light and variable.
Wednesday
Sunny, with a high near 77. West southwest wind around 8 mph becoming northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 50. Breezy, with a southeast wind 11 to 16 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 38 mph.
Thursday
A chance of showers, with thunderstorms also possible after 4pm. Sunny through mid morning, then becoming mostly cloudy, with a high near 81. Windy, with a south southeast wind 25 to 32 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 48. Breezy, with a west southwest wind 14 to 20 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 77. Windy, with a west wind 22 to 27 mph increasing to 29 to 34 mph in the morning. Winds could gust as high as 44 mph.
Friday Night
Mostly clear, with a low around 43. Windy, with a west northwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 43 mph.
Saturday
Mostly sunny, with a high near 73. Northwest wind 10 to 14 mph becoming east in the afternoon.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 45. East wind 15 to 17 mph, with gusts as high as 28 mph.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 70. Breezy, with an east wind 17 to 21 mph. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 42. Breezy, with a north northwest wind 17 to 22 mph.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 63. Breezy, with a north northwest wind 18 to 24 mph.
Monday Night
Mostly cloudy, with a low around 38. Breezy, with a north northwest wind 10 to 20 mph.
Tuesday
Partly sunny, with a high near 68. West northwest wind 10 to 15 mph becoming south in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gwinner ND
 46.2°N 97.66°W
Last Update:
8:37 pm CDT May 12, 2026
Forecast Valid:
9pm CDT May 12, 2026-6pm CDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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