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.

Rain

41°F

5°C

Humidity 82%
Wind Speed SE 16 G 28 mph
Barometer 30.10 in (1020.4 mb)
Dewpoint 36°F (2°C)
Visibility 6.00 mi
Wind Chill33°F (1°C)
Last update 11 Apr 7:53 am CDT
Extended Forecast for

6 Miles WSW Watertown SD

  • Today

    Today: A chance of showers, mainly before noon. Patchy fog after 3pm. Otherwise, cloudy, with a high near 55. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 55 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Areas of fog. Otherwise, mostly cloudy, with a low around 49. Breezy, with a south wind 18 to 21 mph, with gusts as high as 33 mph.

    Low: 49 °F

    Areas Fog and
    Breezy

  • Sunday

    Sunday: A slight chance of showers before 7am. Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 79. Breezy, with a west wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 10%.

    High: 79 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. West wind 7 to 14 mph becoming east northeast after midnight. Winds could gust as high as 22 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 71. East wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 46. East northeast wind 7 to 10 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 68. Southeast wind 8 to 14 mph becoming north in the afternoon. Chance of precipitation is 50%.

    High: 68 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. West northwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly after 1pm. Mostly sunny, with a high near 69. Southwest wind 6 to 11 mph. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers, mainly before noon. Patchy fog after 3pm. Otherwise, cloudy, with a high near 55. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Tonight
Areas of fog. Otherwise, mostly cloudy, with a low around 49. Breezy, with a south wind 18 to 21 mph, with gusts as high as 33 mph.
Sunday
A slight chance of showers before 7am. Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 79. Breezy, with a west wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 45. West wind 7 to 14 mph becoming east northeast after midnight. Winds could gust as high as 22 mph.
Monday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 71. East wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 46. East northeast wind 7 to 10 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 68. Southeast wind 8 to 14 mph becoming north in the afternoon. Chance of precipitation is 50%.
Tuesday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 42. West northwest wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers, mainly after 1pm. Mostly sunny, with a high near 69. Southwest wind 6 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers before 1am. Mostly clear, with a low around 46. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 37. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 50. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
Last Update:
7:36 am CDT Apr 11, 2026
Forecast Valid:
8am CDT Apr 11, 2026-6pm CDT Apr 17, 2026
 
Forecast Discussion
 
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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