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

58°F

14°C

Humidity 70%
Wind Speed W 6 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 11:53 pm CDT
Extended Forecast for

4 Miles SW Lily SD

  • Overnight

    Overnight: Mostly clear, with a low around 48. Light northwest wind.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Light and variable wind becoming north around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 54. East wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers, mainly between 1pm and 5pm. Mostly cloudy, with a high near 70. East wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers after 7pm. Mostly cloudy, with a low around 52. East northeast wind 6 to 9 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 south in the afternoon.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 54. South southeast wind 7 to 10 mph. Chance of precipitation is 80%.

    Low: 54 °F

    Chance
    T-storms then
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 72. Southwest wind 10 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 50. Northwest wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Light northwest wind.
Saturday
Sunny, with a high near 74. Light and variable wind becoming north around 5 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 54. East wind 7 to 15 mph, with gusts as high as 23 mph.
Sunday
A chance of showers, mainly between 1pm and 5pm. Mostly cloudy, with a high near 70. East wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers after 7pm. Mostly cloudy, with a low around 52. East northeast wind 6 to 9 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 72. Northeast wind around 7 mph becoming south in the afternoon.
Monday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 54. South southeast wind 7 to 10 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 72. Southwest wind 10 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 50. Northwest wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Lily SD
 45.14°N 97.72°W (Elev. 1781 ft)
Last Update:
12:36 am CDT Jun 20, 2026
Forecast Valid:
12am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation