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

58°F

14°C

Humidity 70%
Wind Speed W 6 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 11:53 pm CDT
Extended Forecast for

4 Miles NE Wallace SD

  • Overnight

    Overnight: Mostly clear, with a low around 48. West northwest wind 3 to 5 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Light and variable wind becoming north northwest around 5 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. East wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers between 1pm and 5pm. Mostly cloudy, with a high near 71. East wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers after 7pm. Mostly cloudy, with a low around 53. North northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 74. North northeast wind 5 to 7 mph becoming south in the afternoon.

    High: 74 °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 55. South southeast wind 6 to 8 mph. Chance of precipitation is 70%.

    Low: 55 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 73. West northwest wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    High: 73 °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 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 48. West northwest wind 3 to 5 mph.
Saturday
Sunny, with a high near 75. Light and variable wind becoming north northwest around 5 mph.
Saturday Night
Increasing clouds, with a low around 55. East wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
A chance of showers between 1pm and 5pm. Mostly cloudy, with a high near 71. East wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers after 7pm. Mostly cloudy, with a low around 53. North northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 74. North northeast wind 5 to 7 mph becoming south 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 55. South southeast wind 6 to 8 mph. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 73. West northwest wind 9 to 17 mph, with gusts as high as 28 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 7 to 15 mph, with gusts as high as 23 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
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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:
12:01 am CDT Jun 20, 2026
Forecast Valid:
12am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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