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.

52°F

11°C

Humidity 80%
Wind Speed SE 5 mph
Barometer 29.95 in (1013.5 mb)
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill51°F (11°C)
Last update 14 Sep 5:56 am CDT
Extended Forecast for

Ortley SD

  • Today

    Today: Showers and possibly a thunderstorm before 1pm, then showers likely. High near 65. Breezy, with a southeast wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Showers and
    Breezy

  • Tonight

    Tonight: A slight chance of showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 49. Breezy, with a west southwest wind 11 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 10%.

    Low: 49 °F

    Slight Chance
    Showers then
    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 68. West northwest wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 47. Calm wind becoming east around 6 mph after midnight.

    Low: 47 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 64. East southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 64 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. East southeast wind 5 to 9 mph becoming light after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 70. Northeast wind 5 to 9 mph becoming southeast in the afternoon.

    High: 70 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 54. Southeast wind around 8 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 70. East wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

Today
Showers and possibly a thunderstorm before 1pm, then showers likely. High near 65. Breezy, with a southeast wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
A slight chance of showers before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 49. Breezy, with a west southwest wind 11 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 68. West northwest wind 10 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Increasing clouds, with a low around 47. Calm wind becoming east around 6 mph after midnight.
Wednesday
A chance of showers. Mostly cloudy, with a high near 64. East southeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 49. East southeast wind 5 to 9 mph becoming light after midnight.
Thursday
Partly sunny, with a high near 70. Northeast wind 5 to 9 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 54. Southeast wind around 8 mph. Chance of precipitation is 40%.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 70. East wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Saturday
A slight chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 50. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ortley SD
 45.33°N 97.21°W (Elev. 1847 ft)
Last Update:
6:21 am CDT Sep 14, 2026
Forecast Valid:
6am CDT Sep 14, 2026-6pm CDT Sep 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation