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

33°F

1°C

Humidity 66%
Wind Speed SE 10 mph
Barometer 30.07 in (1019.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 24 Mar 3:53 am CDT
Extended Forecast for

5 Miles NNE Watertown Municipal Airport SD

  • Today

    Today: Mostly cloudy, with a high near 53. South wind 6 to 10 mph becoming east southeast in the morning.

    High: 53 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 34. South wind around 7 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. South southwest wind 5 to 10 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 45. Breezy, with a north wind 17 to 23 mph, with gusts as high as 34 mph.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. North wind 8 to 18 mph, with gusts as high as 29 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 40. West northwest wind 6 to 11 mph.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. West northwest wind 6 to 9 mph becoming south southwest after midnight.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 56 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 53. South wind 6 to 10 mph becoming east southeast in the morning.
Tonight
Partly cloudy, with a low around 34. South wind around 7 mph.
Wednesday
Mostly sunny, with a high near 70. South southwest wind 5 to 10 mph.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Light and variable wind becoming north 10 to 15 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 45. Breezy, with a north wind 17 to 23 mph, with gusts as high as 34 mph.
Thursday Night
Partly cloudy, with a low around 15. North wind 8 to 18 mph, with gusts as high as 29 mph.
Friday
Sunny, with a high near 40. West northwest wind 6 to 11 mph.
Friday Night
Mostly clear, with a low around 24. West northwest wind 6 to 9 mph becoming south southwest after midnight.
Saturday
Sunny, with a high near 56. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Watertown Municipal Airport SD
 44.97°N 97.12°W (Elev. 1745 ft)
Last Update:
3:36 am CDT Mar 24, 2026
Forecast Valid:
4am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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Additional Resources

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Chance of Precipitation