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 and Breezy

37°F

3°C

Humidity 67%
Wind Speed NW 24 mph
Barometer 30.05 in (1019.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 4 Apr 4:53 pm CDT
Extended Forecast for

6 Miles WSW Watertown SD

  • Tonight

    Tonight: Patchy blowing snow before 8pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 23. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 31 mph.

    Low: 23 °F

    Patchy
    Blowing Snow
    and Blustery
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 41. West wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 41 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. North northwest wind 9 to 16 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28. North wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. North northeast wind 7 to 10 mph becoming east southeast after midnight.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 38. Breezy, with a south southeast wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 20%.

    High: 38 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Breezy, with a south southeast wind around 22 mph, with gusts as high as 33 mph.

    Low: 30 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A slight chance of rain before 1pm. Mostly sunny, with a high near 52. Breezy, with a south wind 17 to 23 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow after 1am. Partly cloudy, with a low around 25. Blustery, with a northwest wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Partly Cloudy
    and Blustery
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Patchy blowing snow before 8pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 23. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 31 mph.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 41. West wind 8 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 20. North northwest wind 9 to 16 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 28. North wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 13. North northeast wind 7 to 10 mph becoming east southeast after midnight.
Tuesday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 38. Breezy, with a south southeast wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 30. Breezy, with a south southeast wind around 22 mph, with gusts as high as 33 mph.
Wednesday
A slight chance of rain before 1pm. Mostly sunny, with a high near 52. Breezy, with a south wind 17 to 23 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of rain and snow after 1am. Partly cloudy, with a low around 25. Blustery, with a northwest wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday
A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 51. Chance of precipitation is 40%.
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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:
5:06 pm CDT Apr 4, 2026
Forecast Valid:
5pm CDT Apr 4, 2026-6pm CDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation