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.

38°F

3°C

Humidity 89%
Wind Speed SW 3 mph
Barometer 30.24 in (1025.2 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 19 May 11:56 pm CDT
Extended Forecast for

5 Miles WNW Sisseton SD

Freeze Warning May 20, 01:00am until May 20, 08:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: Patchy frost after 1am. Otherwise, mostly clear, with a low around 34. Southwest wind 3 to 6 mph.

    Low: 34 °F

    Patchy Frost

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, sunny, with a high near 63. Southwest wind 8 to 15 mph becoming south southeast in the afternoon.

    High: 63 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South southeast wind around 15 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. South southeast wind 14 to 18 mph, with gusts as high as 26 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Southeast wind 14 to 17 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 1pm. Partly sunny, with a high near 60. Southeast wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 60 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Cloudy, with a low around 44. East southeast wind 8 to 15 mph. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers before 1pm. Mostly cloudy, with a high near 66. South southeast wind around 8 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. South wind 7 to 9 mph.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy frost after 1am. Otherwise, mostly clear, with a low around 34. Southwest wind 3 to 6 mph.
Wednesday
Areas of frost before 8am. Otherwise, sunny, with a high near 63. Southwest wind 8 to 15 mph becoming south southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42. South southeast wind around 15 mph.
Thursday
Mostly sunny, with a high near 66. South southeast wind 14 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 44. Southeast wind 14 to 17 mph.
Friday
A chance of showers after 1pm. Partly sunny, with a high near 60. Southeast wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday Night
Showers likely, mainly before 1am. Cloudy, with a low around 44. East southeast wind 8 to 15 mph. Chance of precipitation is 70%.
Saturday
A slight chance of showers before 1pm. Mostly cloudy, with a high near 66. South southeast wind around 8 mph becoming west southwest in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 47. South wind 7 to 9 mph.
Sunday
Sunny, with a high near 78.
Sunday Night
A slight chance of showers. Mostly clear, with a low around 53. Chance of precipitation is 20%.
Memorial Day
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 84. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Sisseton SD
 45.7°N 97.16°W (Elev. 1555 ft)
Last Update:
12:36 am CDT May 20, 2026
Forecast Valid:
12am CDT May 20, 2026-6pm CDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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