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

61°F

16°C

Humidity 39%
Wind Speed NW 5 mph
Barometer 30.26 in (1025.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 4 Oct 6:53 pm CDT
Extended Forecast for

6 Miles SW Lily SD

  • Tonight

    Tonight: Increasing clouds, with a low around 45. North wind 5 to 8 mph becoming southeast after midnight.

    Low: 45 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 72. Breezy, with a southeast wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 72 °F

    Becoming
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Breezy, with a south wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph.

    Low: 53 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Northwest wind 6 to 9 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. North wind around 6 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. North wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. Northwest wind around 5 mph becoming southeast after midnight.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. East wind 5 to 9 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. East wind around 6 mph.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 45. North wind 5 to 8 mph becoming southeast after midnight.
Monday
Partly sunny, then gradually becoming sunny, with a high near 72. Breezy, with a southeast wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Monday Night
Mostly clear, with a low around 53. Breezy, with a south wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph.
Tuesday
Sunny, with a high near 74. Northwest wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 50. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 69. North wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 48. Northwest wind around 5 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 67. East wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 48. East wind around 6 mph.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 58. Breezy.
Saturday
Sunny, with a high near 75. Breezy.
Saturday Night
Mostly clear, with a low around 57. Breezy.
Sunday
A chance of showers. Mostly sunny, with a high near 66. Breezy. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Lily SD
 45.11°N 97.78°W (Elev. 1791 ft)
Last Update:
7:21 pm CDT Oct 4, 2026
Forecast Valid:
7pm CDT Oct 4, 2026-6pm CDT Oct 11, 2026
 
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Additional Resources

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Chance of Precipitation