National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

64°F

18°C

Humidity 65%
Wind Speed W 7 mph
Barometer 30.06 in (1017.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Jun 9:53 pm CDT
Extended Forecast for

Watertown SD

  • Tonight

    Tonight: Partly cloudy, with a low around 55. West northwest wind 5 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 72. West northwest wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 72 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. North northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 74. North northwest wind around 6 mph becoming northeast in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. East wind 5 to 7 mph.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 75. Southeast wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. Southeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

    High: 84 °F

    Breezy.
    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. West northwest wind 5 to 7 mph.
Wednesday
Increasing clouds, with a high near 72. West northwest wind 9 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 51. North northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 74. North northwest wind around 6 mph becoming northeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 56. East wind 5 to 7 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 75. Southeast wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. Southeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 68. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 63. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.17°W (Elev. 1755 ft)
Last Update:
9:36 pm CDT Jun 23, 2026
Forecast Valid:
10pm CDT Jun 23, 2026-6pm CDT Jun 30, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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