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

59°F

15°C

Humidity 67%
Wind Speed NW 6 mph
Barometer 30.02 in (1016.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 10:53 pm CDT
Extended Forecast for

Garden City SD

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northwest wind 3 to 6 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. North wind 3 to 6 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers before 3am, then a slight chance of showers after 5am. Increasing clouds, with a low around 55. East wind 8 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Cloudy, with a high near 68. East wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers. Mostly cloudy, with a low around 52. Northeast wind 7 to 13 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 72. Northeast wind around 7 mph becoming southeast in the afternoon.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. South southeast wind around 8 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. West wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 51. Northwest wind 8 to 17 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 75. North wind 3 to 6 mph.
Saturday Night
A slight chance of showers before 3am, then a slight chance of showers after 5am. Increasing clouds, with a low around 55. East wind 8 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Sunday
A chance of showers. Cloudy, with a high near 68. East wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 52. Northeast wind 7 to 13 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 72. Northeast wind around 7 mph becoming southeast in the afternoon.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. South southeast wind around 8 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. West wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 51. Northwest wind 8 to 17 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Garden City SD
 44.97°N 97.57°W (Elev. 1864 ft)
Last Update:
10:36 pm CDT Jun 19, 2026
Forecast Valid:
11pm CDT Jun 19, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation