Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 29.92 in (1014.6 mb)
Dewpoint 39°F (4°C)
Visibility 1.75 mi
Last update 18 Mar 10:53 pm CDT
Extended Forecast for

6 Miles WSW Watertown SD

  • Tonight

    Tonight: Patchy fog.  Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Fog

  • Thursday

    Thursday: Widespread dense fog before noon. Widespread dense freezing fog between 8am and 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 56 °F

    Dense
    Freezing Fog
    and Dense Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. West southwest wind 8 to 10 mph.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63. West northwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. Northwest wind 8 to 10 mph becoming south southeast after midnight.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. South southwest wind 10 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. North northeast wind 15 to 17 mph, with gusts as high as 28 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40. North wind 16 to 18 mph.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. North wind 8 to 13 mph becoming east southeast after midnight.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Thursday
Widespread dense fog before noon. Widespread dense freezing fog between 8am and 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 37. West southwest wind 8 to 10 mph.
Friday
Mostly sunny, with a high near 63. West northwest wind 8 to 15 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 39. Northwest wind 8 to 10 mph becoming south southeast after midnight.
Saturday
Mostly sunny, with a high near 69. South southwest wind 10 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 29. North northeast wind 15 to 17 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 40. North wind 16 to 18 mph.
Sunday Night
Partly cloudy, with a low around 23. North wind 8 to 13 mph becoming east southeast after midnight.
Monday
Mostly sunny, with a high near 47. Breezy.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 58. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
10:56 pm CDT Mar 18, 2026
11pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026
 
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Additional Resources

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