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

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

54°F

12°C

Humidity 55%
Wind Speed SW 9 mph
Barometer 30.05 in (1017.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 18 Oct 10:53 am CDT
Extended Forecast for

4 Miles S Clark SD

  • Today

    Today: Sunny, with a high near 66. South southwest wind 7 to 11 mph becoming north northeast in the afternoon.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. Northeast wind 7 to 10 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. East northeast wind 11 to 13 mph, with gusts as high as 22 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. Southeast wind around 9 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. South wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. South southeast wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. South southeast wind 5 to 7 mph becoming northeast in the afternoon.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. East northeast wind around 7 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. South southeast wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 66. South southwest wind 7 to 11 mph becoming north northeast in the afternoon.
Tonight
Mostly clear, with a low around 42. Northeast wind 7 to 10 mph.
Monday
Sunny, with a high near 63. East northeast wind 11 to 13 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 45. Southeast wind around 9 mph.
Tuesday
Sunny, with a high near 66. South wind 10 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 49. South southeast wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 69. South southeast wind 5 to 7 mph becoming northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. East northeast wind around 7 mph.
Thursday
Sunny, with a high near 72. South southeast wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A slight chance of showers. Partly sunny, with a high near 72. 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 65. Breezy. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Clark SD
 44.84°N 97.72°W (Elev. 1736 ft)
11:21 am CDT Oct 18, 2026
11am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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