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

43°F

6°C

Humidity 97%
Wind Speed Calm
Barometer 30.02 in (1017.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 7 Oct 7:53 am CDT
Extended Forecast for

5 Miles E Garden City SD

  • Today

    Today: Sunny, with a high near 72. West northwest wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 47. North northwest wind 5 to 9 mph becoming light after midnight.

    Low: 47 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 66. Calm wind becoming south southeast around 6 mph in the morning.

    High: 66 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Southeast wind 5 to 8 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75. South wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. South wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy, with a south wind 20 to 24 mph, with gusts as high as 37 mph.

    High: 81 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Breezy, with a south wind 18 to 21 mph, with gusts as high as 33 mph.

    Low: 59 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 69. South southeast wind around 18 mph becoming north northwest in the afternoon. Winds could gust as high as 31 mph.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 72. West northwest wind 6 to 15 mph, with gusts as high as 26 mph.
Tonight
Increasing clouds, with a low around 47. North northwest wind 5 to 9 mph becoming light after midnight.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 66. Calm wind becoming south southeast around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 49. Southeast wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 75. South wind 8 to 13 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 62. South wind 10 to 17 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 20 to 24 mph, with gusts as high as 37 mph.
Saturday Night
Mostly clear, with a low around 59. Breezy, with a south wind 18 to 21 mph, with gusts as high as 33 mph.
Sunday
Mostly sunny, with a high near 69. South southeast wind around 18 mph becoming north northwest in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 20%.
Columbus Day
A chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Garden City SD
 44.97°N 97.48°W (Elev. 1801 ft)
Last Update:
7:21 am CDT Oct 7, 2026
Forecast Valid:
8am CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation