Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

67°F

19°C

Humidity 76%
Wind Speed NW 6 mph
Barometer 30.09 in (1018.3 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 26 Aug 9:53 pm CDT
Extended Forecast for

4 Miles W Vienna SD

  • Tonight

    Tonight: Mostly clear, with a low around 56. Light north wind.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Northeast wind 3 to 6 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Northeast wind 5 to 10 mph becoming east southeast after midnight.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 86. South southeast wind 11 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am.  Mostly cloudy, with a low around 66. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 88 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. South southwest wind 8 to 11 mph becoming southeast in the evening.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88. Northeast wind 9 to 11 mph becoming west in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 64. West northwest wind around 9 mph becoming northeast after midnight.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Light north wind.
Thursday
Sunny, with a high near 83. Northeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 59. Northeast wind 5 to 10 mph becoming east southeast after midnight.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 86. South southeast wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Friday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 66. Breezy, with a south southeast wind 17 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 88. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 68. South southwest wind 8 to 11 mph becoming southeast in the evening.
Sunday
Mostly sunny, with a high near 88. Northeast wind 9 to 11 mph becoming west in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. West northwest wind around 9 mph becoming northeast after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Vienna SD
 44.69°N 97.59°W (Elev. 1759 ft)
9:06 pm CDT Aug 26, 2026
10pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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