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

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

69°F

21°C

Humidity 45%
Wind Speed SW 20 G 28 mph
Barometer 29.87 in (1012.0 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 19 Mar 3:53 pm CDT
Extended Forecast for

6 Miles E Clark SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 69. West southwest wind around 17 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 36. West southwest wind 7 to 13 mph becoming northwest after midnight.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67. North northwest wind 6 to 13 mph becoming west in the morning.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West wind 7 to 9 mph becoming south southwest in the evening.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Southwest wind 10 to 14 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Breezy, with a north northeast wind 13 to 20 mph, with gusts as high as 29 mph.

    Low: 34 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 46. Breezy, with a north northwest wind 18 to 20 mph, with gusts as high as 28 mph.

    High: 46 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. North northwest wind 7 to 14 mph becoming east after midnight.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 51. Breezy, with a southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 51 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 69. West southwest wind around 17 mph.
Tonight
Partly cloudy, with a low around 36. West southwest wind 7 to 13 mph becoming northwest after midnight.
Friday
Mostly sunny, with a high near 67. North northwest wind 6 to 13 mph becoming west in the morning.
Friday Night
Partly cloudy, with a low around 42. West wind 7 to 9 mph becoming south southwest in the evening.
Saturday
Mostly sunny, with a high near 75. Southwest wind 10 to 14 mph.
Saturday Night
Mostly cloudy, with a low around 34. Breezy, with a north northeast wind 13 to 20 mph, with gusts as high as 29 mph.
Sunday
Partly sunny, with a high near 46. Breezy, with a north northwest wind 18 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 24. North northwest wind 7 to 14 mph becoming east after midnight.
Monday
Partly sunny, with a high near 51. Breezy, with a southeast wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Clark SD
 44.86°N 97.6°W (Elev. 1795 ft)
Last Update:
3:36 pm CDT Mar 19, 2026
Forecast Valid:
4pm CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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