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.

Overcast

73°F

23°C

Humidity 66%
Wind Speed SW 8 mph
Barometer 29.80 in (1008.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Jun 6:53 pm CDT
Extended Forecast for

3 Miles S Webster SD

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 53. West northwest wind 5 to 8 mph becoming light and variable. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Breezy, with a northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 66 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 46. Breezy, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.

    Low: 46 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69. Northwest wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. Northwest wind 5 to 14 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 73. West northwest wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 49. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. West northwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. West northwest wind 5 to 8 mph becoming east in the evening. Chance of precipitation is 30%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 53. West northwest wind 5 to 8 mph becoming light and variable. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 66. Breezy, with a northwest wind 9 to 14 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 46. Breezy, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 69. Northwest wind 9 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 48. Northwest wind 5 to 14 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 73. West northwest wind 7 to 15 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 49. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 72. West northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54. West northwest wind 5 to 8 mph becoming east in the evening. Chance of precipitation is 30%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 72. Chance of precipitation is 60%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 52.
Juneteenth
A slight chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Webster SD
 45.29°N 97.52°W (Elev. 1824 ft)
Last Update:
6:36 pm CDT Jun 12, 2026
Forecast Valid:
7pm CDT Jun 12, 2026-6pm CDT Jun 19, 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