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

16°F

-9°C

Humidity 80%
Wind Speed E 3 mph
Barometer 30.38 in (1031.7 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 7 Apr 4:53 am CDT
Extended Forecast for

6 Miles WSW Watertown SD

  • Today

    Today: Increasing clouds, with a high near 41. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 41 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: A slight chance of rain after 4am. Mostly cloudy, with a low around 32. Breezy, with a south wind 20 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 7am. Partly sunny, with a high near 52. Breezy, with a south southwest wind 10 to 15 mph becoming west 19 to 24 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 30%.

    High: 52 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Blustery, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.

    Low: 24 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: A chance of snow after 1pm, mixing with rain after 4pm. Partly sunny, with a high near 43. North northwest wind around 8 mph. Chance of precipitation is 30%.

    High: 43 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of rain before 7pm. Partly cloudy, with a low around 25. North northwest wind 3 to 7 mph. Chance of precipitation is 10%.

    Low: 25 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. West northwest wind 3 to 7 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. East southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 59. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

    High: 59 °F

    Chance Rain
    and Breezy

Detailed Forecast

Today
Increasing clouds, with a high near 41. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Tonight
A slight chance of rain after 4am. Mostly cloudy, with a low around 32. Breezy, with a south wind 20 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain, mainly before 7am. Partly sunny, with a high near 52. Breezy, with a south southwest wind 10 to 15 mph becoming west 19 to 24 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 24. Blustery, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 34 mph.
Thursday
A chance of snow after 1pm, mixing with rain after 4pm. Partly sunny, with a high near 43. North northwest wind around 8 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of rain before 7pm. Partly cloudy, with a low around 25. North northwest wind 3 to 7 mph. Chance of precipitation is 10%.
Friday
Sunny, with a high near 54. West northwest wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 36. East southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
A chance of rain. Mostly cloudy, with a high near 59. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Sunday
A chance of rain. Mostly cloudy, with a high near 70. Breezy. Chance of precipitation is 50%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Monday
A chance of rain. Partly sunny, with a high near 57. Chance of precipitation is 50%.
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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:
4:36 am CDT Apr 7, 2026
Forecast Valid:
5am CDT Apr 7, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation