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

64°F

18°C

Humidity 78%
Wind Speed SE 3 mph
Barometer 30.10 in (1018.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 30 Sep 8:53 am CDT
Extended Forecast for

Wallace SD

  • Today

    Today: Mostly cloudy, with a high near 79. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 79 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 61. South southeast wind around 15 mph, with gusts as high as 26 mph.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. South wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 86. South wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers. Partly cloudy, with a low around 61. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Mostly sunny, with a high near 79. South southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 79. Breezy, with a south wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Tonight
Partly cloudy, with a low around 61. South southeast wind around 15 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 81. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 60. South wind 14 to 16 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 85. South wind 11 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 64. South wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 86. South wind 11 to 14 mph, with gusts as high as 24 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 61. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 79. South southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 45. Chance of precipitation is 20%.
Monday
A slight chance of showers. Mostly sunny, with a high near 62. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
Last Update:
8:47 am CDT Sep 30, 2025
Forecast Valid:
9am CDT Sep 30, 2025-6pm CDT Oct 6, 2025
 
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