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

62°F

17°C

Humidity 58%
Wind Speed N 13 mph
Barometer 29.82 in (1008.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 11 Sep 11:53 pm CDT
Extended Forecast for

South Shore SD

  • Overnight

    Overnight: Mostly clear, with a low around 55. Breezy, with a north northwest wind 13 to 21 mph, with gusts as high as 32 mph.

    Low: 55 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Northwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 4am. Increasing clouds, with a low around 50. Northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 20%.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, mainly between 8am and 10am. Cloudy through mid morning, then gradual clearing, with a high near 65. Light and variable wind becoming east northeast around 6 mph in the morning. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 1am. Partly cloudy, with a low around 50. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Mostly Clear
    then Chance
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 67. Breezy, with a southeast wind 16 to 20 mph becoming south southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48. West southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. North wind around 5 mph becoming east after midnight.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 55. Breezy, with a north northwest wind 13 to 21 mph, with gusts as high as 32 mph.
Saturday
Mostly sunny, with a high near 69. Northwest wind 11 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A slight chance of showers after 4am. Increasing clouds, with a low around 50. Northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 20%.
Sunday
A chance of showers, mainly between 8am and 10am. Cloudy through mid morning, then gradual clearing, with a high near 65. Light and variable wind becoming east northeast around 6 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A chance of showers after 1am. Partly cloudy, with a low around 50. Southeast wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Monday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 67. Breezy, with a southeast wind 16 to 20 mph becoming south southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 48. West southwest wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 66. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 47. North wind around 5 mph becoming east after midnight.
Wednesday
A slight chance of showers before 1pm. Partly sunny, with a high near 65. Chance of precipitation is 20%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 50. Chance of precipitation is 20%.
Friday
A slight chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Shore SD
 45.1°N 96.94°W (Elev. 1909 ft)
Last Update:
11:11 pm CDT Sep 11, 2026
Forecast Valid:
12am CDT Sep 12, 2026-6pm CDT Sep 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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