Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

30°F

-1°C

Humidity 88%
Wind Speed N 9 mph
Barometer 29.72 in (1008.1 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 2 Apr 3:53 pm CDT
Extended Forecast for

Watertown SD

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

    This Afternoon: A chance of snow, mainly before 4pm.  Cloudy, with a high near 33. North northeast wind around 9 mph.  Chance of precipitation is 40%.

    High: 33 °F

    Chance Snow

  • Tonight

    Tonight: A chance of freezing rain, mainly after 5am.  Mostly cloudy, with a low around 28. North northeast wind 6 to 9 mph.  Chance of precipitation is 30%.

    Low: 28 °F

    Cloudy then
    Chance
    Freezing Rain

  • Friday

    Friday: Freezing rain and sleet before 4pm, then sleet, possibly mixed with snow between 4pm and 5pm, then sleet, possibly mixed with snow and freezing rain after 5pm.  High near 33. East northeast wind 13 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New ice accumulation of around a 0.2 of an inch possible.  New snow and sleet accumulation of less than a half inch possible.

    High: 33 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow before 9pm, then snow, possibly mixed with freezing rain between 9pm and 10pm, then snow after 10pm.  Low around 27. Northeast wind 10 to 14 mph becoming northwest after midnight.  Chance of precipitation is 100%. Little or no ice accumulation expected.  New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Wintry Mix
    then Snow

  • Saturday

    Saturday: Snow likely, mainly before 1pm.  Patchy blowing snow between 8am and 4pm. Cloudy, with a high near 35. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 33 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. West northwest wind 9 to 16 mph, with gusts as high as 26 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40. West wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 33. North wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of snow, mainly before 4pm. Cloudy, with a high near 33. North northeast wind around 9 mph. Chance of precipitation is 40%.
Tonight
A chance of freezing rain, mainly after 5am. Mostly cloudy, with a low around 28. North northeast wind 6 to 9 mph. Chance of precipitation is 30%.
Friday
Freezing rain and sleet before 4pm, then sleet, possibly mixed with snow between 4pm and 5pm, then sleet, possibly mixed with snow and freezing rain after 5pm. High near 33. East northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New ice accumulation of around a 0.2 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Snow before 9pm, then snow, possibly mixed with freezing rain between 9pm and 10pm, then snow after 10pm. Low around 27. Northeast wind 10 to 14 mph becoming northwest after midnight. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly before 1pm. Patchy blowing snow between 8am and 4pm. Cloudy, with a high near 35. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Partly cloudy, with a low around 22. West northwest wind 9 to 16 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 40. West wind 8 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 22. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 33. North wind 9 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 30. Breezy.
Wednesday
A slight chance of rain. Partly sunny, with a high near 53. Breezy. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.14°W (Elev. 1736 ft)
3:36 pm CDT Apr 2, 2026
3pm CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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