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

68°F

20°C

Humidity 42%
Wind Speed NW 13 mph
Barometer 29.97 in (1014.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Jun 7:53 pm CDT
Extended Forecast for

5 Miles NE Wallace SD

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northwest wind 5 to 15 mph, with gusts as high as 24 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. East wind 7 to 13 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69. East wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers. Mostly cloudy, with a low around 52. North northeast wind 6 to 11 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 72. Northeast wind around 6 mph becoming south southeast in the afternoon.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. South southeast wind around 7 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Southwest wind 8 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 51. Northwest wind 6 to 15 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Northwest wind 5 to 15 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 55. East wind 7 to 13 mph.
Sunday
A chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69. East wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 52. North northeast wind 6 to 11 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 72. Northeast wind around 6 mph becoming south southeast in the afternoon.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. South southeast wind around 7 mph. Chance of precipitation is 70%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Southwest wind 8 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 51. Northwest wind 6 to 15 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Wallace SD
 45.14°N 97.39°W (Elev. 1814 ft)
Last Update:
8:36 pm CDT Jun 19, 2026
Forecast Valid:
8pm CDT Jun 19, 2026-6pm CDT Jun 26, 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