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

53°F

12°C

Humidity 66%
Wind Speed Calm
Barometer 30.05 in (1017.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 7 Oct 9:53 pm CDT
Extended Forecast for

3 Miles WSW Naples SD

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Calm wind becoming north around 5 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 68. Calm wind becoming south 5 to 7 mph in the morning.

    High: 68 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51. Southeast wind 6 to 9 mph.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 77. South wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 77 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph.

    Low: 64 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 82. Breezy, with a south wind 21 to 25 mph, with gusts as high as 39 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 58. Breezy, with a south wind 18 to 21 mph, with gusts as high as 32 mph.

    Low: 58 °F

    Clear and
    Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 70. South southeast wind around 18 mph becoming north northwest in the afternoon. Winds could gust as high as 29 mph.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 46. North wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. Calm wind becoming north around 5 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 68. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 51. Southeast wind 6 to 9 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 77. South wind 10 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 64. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph.
Saturday
Sunny, with a high near 82. Breezy, with a south wind 21 to 25 mph, with gusts as high as 39 mph.
Saturday Night
Clear, with a low around 58. Breezy, with a south wind 18 to 21 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 70. South southeast wind around 18 mph becoming north northwest in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 46. North wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 58. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Naples SD
 44.75°N 97.56°W (Elev. 1719 ft)
Last Update:
10:16 pm CDT Oct 7, 2026
Forecast Valid:
10pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation