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 69%
Wind Speed Calm
Barometer 30.07 in (1018.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 8 Oct 12:53 am CDT
Extended Forecast for

2 Miles S Webster SD

  • Overnight

    Overnight: Isolated sprinkles after 2am. Mostly cloudy, with a low around 48. Light north wind.

    Low: 48 °F

    Isolated
    Sprinkles

  • Thursday

    Thursday: Isolated sprinkles before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 66. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 66 °F

    Isolated
    Sprinkles

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. East southeast wind 5 to 8 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 76. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. South wind 14 to 16 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy, with a south wind 18 to 22 mph, with gusts as high as 36 mph.

    High: 81 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. South wind 13 to 15 mph, with gusts as high as 28 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 68. Southeast wind around 14 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 44. North wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Isolated sprinkles after 2am. Mostly cloudy, with a low around 48. Light north wind.
Thursday
Isolated sprinkles before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 66. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 47. East southeast wind 5 to 8 mph.
Friday
Sunny, with a high near 76. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 66. South wind 14 to 16 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 81. Breezy, with a south wind 18 to 22 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 59. South wind 13 to 15 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 68. Southeast wind around 14 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 44. North wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Columbus Day
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 57. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Webster SD
 45.31°N 97.52°W (Elev. 1867 ft)
Last Update:
12:16 am CDT Oct 8, 2026
Forecast Valid:
1am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation