Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

39°F

4°C

Humidity 70%
Wind Speed S 8 mph
Barometer 29.79 in (1009.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 25 Mar 4:53 am CDT
Extended Forecast for

Watertown SD

  • Today

    Today: Mostly sunny, with a high near 73. South wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of rain between 1am and 4am, then a chance of sprinkles after 4am.  Mostly cloudy, with a low around 35. South wind 5 to 10 mph becoming north northeast 12 to 17 mph after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 20%.

    Low: 35 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 41. Breezy, with a north wind 18 to 22 mph, with gusts as high as 34 mph.

    High: 41 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 16. North wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 16 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 39. Northwest wind 6 to 11 mph.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. West northwest wind 7 to 13 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55. South wind 14 to 16 mph, with gusts as high as 25 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. South southeast wind around 11 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67. South wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 73. South wind 5 to 10 mph becoming west northwest in the afternoon.
Tonight
A slight chance of rain between 1am and 4am, then a chance of sprinkles after 4am. Mostly cloudy, with a low around 35. South wind 5 to 10 mph becoming north northeast 12 to 17 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 41. Breezy, with a north wind 18 to 22 mph, with gusts as high as 34 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 16. North wind 8 to 15 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 39. Northwest wind 6 to 11 mph.
Friday Night
Mostly clear, with a low around 24. West northwest wind 7 to 13 mph becoming south after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 55. South wind 14 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 34. South southeast wind around 11 mph.
Sunday
Mostly sunny, with a high near 67. South wind 11 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A slight chance of rain. Partly sunny, with a high near 65. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.14°W (Elev. 1736 ft)
4:36 am CDT Mar 25, 2026
4am CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
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