National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Mostly Cloudy

29°F

-2°C

Humidity 69%
Wind Speed NE 9 mph
Barometer 30.20 in (1024.6 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 31 Mar 10:53 pm CDT
Extended Forecast for

3 Miles ESE Watertown Municipal Airport SD

Winter Weather Advisory April 1, 07:00am until April 2, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. East northeast wind around 11 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow between 8am and 5pm, then rain and snow likely. Mostly cloudy, with a high near 35. East wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Slight Chance
    Snow then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain, snow, and sleet before 1am, then snow and sleet between 1am and 4am, then snow, freezing rain, and sleet after 4am. Low around 27. East wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.

    Low: 27 °F

    Wintry Mix

  • Thursday

    Thursday: Snow, freezing rain, and sleet before 10am, then snow, possibly mixed with sleet. High near 31. East northeast wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow and sleet accumulation of around an inch possible.

    High: 31 °F

    Wintry Mix

  • Thursday Night

    Thursday Night: Sleet likely before 7pm, then a chance of snow and freezing rain after 1am. Cloudy, with a low around 24. North northeast wind 7 to 10 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow and sleet accumulation of less than a half inch possible.

    Low: 24 °F

    Sleet Likely
    then Chance
    Wintry Mix

  • Friday

    Friday: Snow and freezing rain, becoming all snow after 4pm. High near 31. East northeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow likely. Patchy blowing snow after 4am. Cloudy, with a low around 24. North northeast wind around 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    Low: 24 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow likely, mainly before 1pm. Patchy blowing snow. Mostly cloudy, with a high near 32. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.

    High: 32 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 11pm. Mostly cloudy, with a low around 17. Northwest wind 9 to 17 mph, with gusts as high as 28 mph.

    Low: 17 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. East northeast wind around 11 mph.
Wednesday
A chance of snow between 8am and 5pm, then rain and snow likely. Mostly cloudy, with a high near 35. East wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, snow, and sleet before 1am, then snow and sleet between 1am and 4am, then snow, freezing rain, and sleet after 4am. Low around 27. East wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow and sleet accumulation of less than one inch possible.
Thursday
Snow, freezing rain, and sleet before 10am, then snow, possibly mixed with sleet. High near 31. East northeast wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow and sleet accumulation of around an inch possible.
Thursday Night
Sleet likely before 7pm, then a chance of snow and freezing rain after 1am. Cloudy, with a low around 24. North northeast wind 7 to 10 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow and sleet accumulation of less than a half inch possible.
Friday
Snow and freezing rain, becoming all snow after 4pm. High near 31. East northeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely. Patchy blowing snow after 4am. Cloudy, with a low around 24. North northeast wind around 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Saturday
Snow likely, mainly before 1pm. Patchy blowing snow. Mostly cloudy, with a high near 32. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.
Saturday Night
Patchy blowing snow before 11pm. Mostly cloudy, with a low around 17. Northwest wind 9 to 17 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 39.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 25. Chance of precipitation is 20%.
Monday
A slight chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Watertown Municipal Airport SD
 44.91°N 97.11°W (Elev. 1752 ft)
Last Update:
11:36 pm CDT Mar 31, 2026
Forecast Valid:
11pm CDT Mar 31, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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