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

6 Miles WSW Watertown SD

Winter Weather Advisory April 3, 08:16pm until April 4, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 3, 08:16pm until April 4, 07:00pm

    NOW until 7:00pm Sat

    Winter Weather Advisory

  • Tonight

    Low: 26 °F

    Wintry Mix
    then Snow
    Likely

  • Saturday

    Saturday: Snow, mainly before 3pm.  Patchy blowing snow after 9am. High near 34. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 23. West northwest wind 9 to 17 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39. West wind 8 to 17 mph, with gusts as high as 28 mph.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 29. North wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14. North northeast wind 8 to 13 mph becoming east southeast after midnight.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow after 1pm.  Mostly cloudy, with a high near 39. Breezy, with a south southeast wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 20%.

    High: 39 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Snow, possibly mixed with freezing rain, becoming all snow after 2am. Low around 26. Northeast wind 7 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. Little or no ice accumulation expected. Total nighttime snow accumulation of 1 to 3 inches possible.
Saturday
Snow, mainly before 3pm. Patchy blowing snow after 9am. High near 34. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Patchy blowing snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 23. West northwest wind 9 to 17 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 39. West wind 8 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 20. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 29. North wind 10 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 14. North northeast wind 8 to 13 mph becoming east southeast after midnight.
Tuesday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 39. Breezy, with a south southeast wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 33 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 34 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 42. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
7:36 pm CDT Apr 3, 2026
8pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database