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.

51°F

11°C

Humidity 64%
Wind Speed NW 7 mph
Barometer 30.07 in (1017.4 mb)
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 8 Oct 2:56 am CDT
Extended Forecast for

5 Miles N Grenville SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 65. Calm wind becoming south southeast around 5 mph.

    High: 65 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. East southeast wind 5 to 9 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. South wind 13 to 18 mph, with gusts as high as 31 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Breezy, with a south southwest wind 20 to 23 mph, with gusts as high as 38 mph.

    High: 79 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South southwest wind 13 to 15 mph, with gusts as high as 29 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 65. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 39. North wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Calm wind.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 65. Calm wind becoming south southeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 46. East southeast wind 5 to 9 mph.
Friday
Mostly sunny, with a high near 75. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 65. South wind 13 to 18 mph, with gusts as high as 31 mph.
Saturday
Sunny, with a high near 79. Breezy, with a south southwest wind 20 to 23 mph, with gusts as high as 38 mph.
Saturday Night
Mostly clear, with a low around 57. South southwest wind 13 to 15 mph, with gusts as high as 29 mph.
Sunday
Partly sunny, with a high near 65. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 39. North wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Columbus Day
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 50. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 53.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 59. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Grenville SD
 45.54°N 97.4°W (Elev. 1870 ft)
Last Update:
2:21 am CDT Oct 8, 2026
Forecast Valid:
3am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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