National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

66°F

19°C

Humidity 33%
Wind Speed N 16 mph
Barometer 30.04 in (1016.6 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 18 Oct 12:56 pm CDT
Extended Forecast for

3 Miles WNW Waubay SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 65. North northeast wind 5 to 10 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. North northeast wind 6 to 8 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. East wind around 10 mph, with gusts as high as 21 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. South southeast wind around 8 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. South wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. South wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Northeast wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 69. South southeast wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 65. North northeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 43. North northeast wind 6 to 8 mph.
Monday
Sunny, with a high near 59. East wind around 10 mph, with gusts as high as 21 mph.
Monday Night
Clear, with a low around 45. South southeast wind around 8 mph.
Tuesday
Sunny, with a high near 64. South wind 9 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 49. South wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 66. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. Northeast wind around 6 mph.
Thursday
Sunny, with a high near 69. South southeast wind 5 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 56.
Friday
A slight chance of showers. Partly sunny, with a high near 70. Breezy. Chance of precipitation is 20%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57. Breezy. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 63. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Waubay SD
 45.35°N 97.37°W (Elev. 1785 ft)
Last Update:
12:16 pm CDT Oct 18, 2026
Forecast Valid:
1pm CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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