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.

5°F

-15°C

Humidity 79%
Wind Speed N 7 mph
Barometer 30.16 in (1025.2 mb)
Dewpoint 0°F (-18°C)
Visibility NA
Wind Chill-7°F (-22°C)
Last update 21 Feb 12:56 am CST
Extended Forecast for

Gwinner ND

  • Overnight

    Overnight: Mostly cloudy, with a low around 4. Northwest wind around 9 mph.

    Low: 4 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 15. Northwest wind 9 to 15 mph.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 1. Wind chill values as low as -16. Northwest wind around 15 mph.

    Low: 1 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 12. Wind chill values as low as -17. North northwest wind 15 to 18 mph.

    High: 12 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -5. North wind 5 to 14 mph becoming east after midnight.

    Low: -5 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 22. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon.

    High: 22 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. South wind 10 to 14 mph becoming west southwest after midnight.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow. Partly sunny, with a high near 32. West southwest wind 10 to 14 mph becoming north northwest in the afternoon.

    High: 32 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. North wind 15 to 17 mph.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 4. Northwest wind around 9 mph.
Saturday
Mostly sunny, with a high near 15. Northwest wind 9 to 15 mph.
Saturday Night
Partly cloudy, with a low around 1. Wind chill values as low as -16. Northwest wind around 15 mph.
Sunday
Mostly sunny, with a high near 12. Wind chill values as low as -17. North northwest wind 15 to 18 mph.
Sunday Night
Partly cloudy, with a low around -5. North wind 5 to 14 mph becoming east after midnight.
Monday
Mostly sunny, with a high near 22. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 16. South wind 10 to 14 mph becoming west southwest after midnight.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 32. West southwest wind 10 to 14 mph becoming north northwest in the afternoon.
Tuesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. North wind 15 to 17 mph.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 26. Blustery, with a north wind 17 to 22 mph.
Wednesday Night
Partly cloudy, with a low around 11. North northwest wind 14 to 16 mph becoming southwest after midnight.
Thursday
Mostly sunny, with a high near 39. Breezy, with a west southwest wind 15 to 21 mph.
Thursday Night
Partly cloudy, with a low around 26. Breezy, with a southwest wind 15 to 20 mph.
Friday
Sunny, with a high near 42. Breezy, with a west wind 20 to 25 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gwinner ND
 46.22°N 97.66°W
Last Update:
12:32 am CST Feb 21, 2026
Forecast Valid:
1am CST Feb 21, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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