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.

69°F

21°C

Humidity 33%
Wind Speed N 12 mph
Barometer 29.97 in (1014.6 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 7 Oct 5:56 pm CDT
Extended Forecast for

Webster SD

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Northwest wind 5 to 10 mph becoming light north northwest after midnight.

    Low: 48 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 65. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 65 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southeast wind 3 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 75. South wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 75 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind 9 to 14 mph, with gusts as high as 29 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 34 mph.

    High: 80 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. South wind around 15 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 65. South wind around 16 mph becoming north in the morning. Winds could gust as high as 28 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 44. North wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. Northwest wind 5 to 10 mph becoming light north northwest after midnight.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 65. Calm wind becoming south southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 50. Southeast wind 3 to 8 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 75. South wind 9 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 63. South wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 80. Breezy, with a south southwest wind 16 to 21 mph, with gusts as high as 34 mph.
Saturday Night
Mostly clear, with a low around 55. South wind around 15 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 65. South wind around 16 mph becoming north in the morning. Winds could gust as high as 28 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 44. North wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 55.
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 57. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Webster SD
 45.33°N 97.52°W (Elev. 1831 ft)
Last Update:
6:21 pm CDT Oct 7, 2026
Forecast Valid:
6pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation