Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Freezing Rain Fog/Mist

30°F

-1°C

Humidity 96%
Wind Speed NE 13 mph
Barometer 30.04 in (1019.2 mb)
Dewpoint 29°F (-2°C)
Visibility 2.50 mi
Wind Chill20°F (-7°C)
Last update 3 Apr 7:53 pm CDT
Extended Forecast for

Watertown SD

Winter Weather Advisory April 3, 08:37pm until April 4, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 3, 08:37pm until April 4, 07:00pm

    NOW until 7:00pm Sat

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Wintry Mix
    then Snow
    Likely

  • Saturday

    Saturday: Snow, mainly before 3pm.  Patchy blowing snow after 10am. High near 35. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Cloudy, then gradually becoming partly cloudy, with a low around 25. West northwest wind 9 to 17 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 42. West wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Northwest wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 30. North wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 30 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15. North northeast wind 7 to 11 mph becoming east southeast after midnight.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 1pm.  Mostly cloudy, with a high near 41. Breezy, with a south southeast wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 20%.

    High: 41 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    and Breezy

Detailed Forecast

Tonight
Snow, possibly mixed with freezing rain, becoming all snow after 10pm. Low around 27. Northeast wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 90%. Little or no ice accumulation expected. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
Snow, mainly before 3pm. Patchy blowing snow after 10am. High near 35. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Cloudy, then gradually becoming partly cloudy, with a low around 25. West northwest wind 9 to 17 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 42. West wind 9 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 21. Northwest wind 9 to 15 mph, with gusts as high as 24 mph.
Monday
Partly sunny, with a high near 30. North wind 10 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 15. North northeast wind 7 to 11 mph becoming east southeast after midnight.
Tuesday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 41. Breezy, with a south southeast wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 31. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 56. Breezy.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26. Blustery. Chance of precipitation is 20%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.14°W (Elev. 1736 ft)
7:36 pm CDT Apr 3, 2026
8pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026
 
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Additional Resources

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