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.

Overcast

27°F

-3°C

Humidity 69%
Wind Speed NE 15 G 21 mph
Barometer 30.17 in (1023.5 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 1 Apr 2:53 am CDT
Extended Forecast for

Watertown SD

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

  • Overnight

    Overnight: Mostly cloudy, with a low around 23. East northeast wind around 13 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow between 8am and 5pm, then rain and snow likely. Mostly cloudy, with a high near 36. East wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 36 °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 1pm, then snow and sleet likely. Patchy blowing snow between 10am and 11am. High near 33. East northeast wind 14 to 18 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: 33 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • 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 8 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 33. East northeast wind 11 to 14 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: 33 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow likely. Patchy blowing snow between 3am and 5am. Cloudy, with a low around 24. North northeast wind 10 to 13 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 24 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow likely, mainly before 1pm. Patchy blowing snow after 7am. Mostly cloudy, with a high near 33. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 11pm. Partly cloudy, with a low around 18. Blustery, with a northwest wind 11 to 21 mph.

    Low: 18 °F

    Patchy
    Blowing Snow
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 23. East northeast wind around 13 mph, with gusts as high as 22 mph.
Wednesday
A chance of snow between 8am and 5pm, then rain and snow likely. Mostly cloudy, with a high near 36. East wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one 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 1pm, then snow and sleet likely. Patchy blowing snow between 10am and 11am. High near 33. East northeast wind 14 to 18 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 8 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 33. East northeast wind 11 to 14 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 between 3am and 5am. Cloudy, with a low around 24. North northeast wind 10 to 13 mph becoming northwest after midnight. Chance of precipitation is 70%.
Saturday
Snow likely, mainly before 1pm. Patchy blowing snow after 7am. Mostly cloudy, with a high near 33. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Saturday Night
Patchy blowing snow before 11pm. Partly cloudy, with a low around 18. Blustery, with a northwest wind 11 to 21 mph.
Sunday
Sunny, with a high near 40.
Sunday Night
A slight chance of rain and snow. 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 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.14°W (Elev. 1736 ft)
Last Update:
3:36 am CDT Apr 1, 2026
Forecast Valid:
3am CDT Apr 1, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation