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.

Mostly Cloudy

47°F

8°C

Humidity 86%
Wind Speed Calm
Barometer 30.15 in (1021.0 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 13 Sep 5:53 am CDT
Extended Forecast for

South Shore SD

  • Today

    Today: A chance of sprinkles before 7am. Cloudy through mid morning, then gradual clearing, with a high near 69. Northwest wind around 5 mph becoming east southeast in the afternoon.

    High: 69 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Southeast wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Showers and thunderstorms before 1pm, then showers likely. High near 69. Breezy, with a south southeast wind 18 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 10%.

    Low: 50 °F

    Slight Chance
    Showers then
    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 65. Northwest wind 11 to 17 mph, with gusts as high as 29 mph.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. Calm wind becoming east around 5 mph after midnight.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 1pm. Mostly cloudy, with a high near 64. Southeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 64 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50. East southeast wind 5 to 9 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, with a high near 69. East northeast wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Partly Sunny

Detailed Forecast

Today
A chance of sprinkles before 7am. Cloudy through mid morning, then gradual clearing, with a high near 69. Northwest wind around 5 mph becoming east southeast in the afternoon.
Tonight
Partly cloudy, with a low around 51. Southeast wind 6 to 13 mph, with gusts as high as 23 mph.
Monday
Showers and thunderstorms before 1pm, then showers likely. High near 69. Breezy, with a south southeast wind 18 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
A slight chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Breezy, with a west wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 65. Northwest wind 11 to 17 mph, with gusts as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 46. Calm wind becoming east around 5 mph after midnight.
Wednesday
A chance of showers after 1pm. Mostly cloudy, with a high near 64. Southeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50. East southeast wind 5 to 9 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 69. East northeast wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 51. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Shore SD
 45.1°N 96.94°W (Elev. 1909 ft)
Last Update:
6:06 am CDT Sep 13, 2026
Forecast Valid:
6am CDT Sep 13, 2026-6pm CDT Sep 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation