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 45%
Wind Speed NW 7 mph
Barometer 29.99 in (1015.8 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 7 Oct 5:53 pm CDT
Extended Forecast for

4 Miles NE Wallace SD

  • Tonight

    Tonight: Increasing clouds, with a low around 49. Northwest wind 5 to 10 mph becoming light north northwest after midnight.

    Low: 49 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 66 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southeast wind 5 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 77. South wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 77 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind 9 to 16 mph, with gusts as high as 29 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Breezy, with a south southwest wind 17 to 23 mph, with gusts as high as 36 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. South wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South wind 15 to 17 mph becoming north in the afternoon. Winds could gust as high as 28 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 45. North wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 49. Northwest wind 5 to 10 mph becoming light north northwest after midnight.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming south southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 50. Southeast wind 5 to 8 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 77. South wind 9 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 63. South wind 9 to 16 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 82. Breezy, with a south southwest wind 17 to 23 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 56. South wind 15 to 17 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 68. South wind 15 to 17 mph becoming north in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 45. North wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 58. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Wallace SD
 45.12°N 97.42°W (Elev. 1778 ft)
Last Update:
5:21 pm CDT Oct 7, 2026
Forecast Valid:
6pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

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Chance of Precipitation