Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Snow

35°F

2°C

Humidity 78%
Wind Speed E 15 G 25 mph
Barometer 30.04 in (1019.1 mb)
Dewpoint 29°F (-2°C)
Visibility 3.00 mi
Wind Chill25°F (-4°C)
Last update 1 Apr 3:53 pm CDT
Extended Forecast for

Watertown SD

Winter Weather Advisory April 1, 04:11pm until April 2, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 1, 04:11pm until April 2, 07:00pm

    NOW until 7:00pm Thu

    Winter Weather Advisory

  • This Afternoon

    High: 36 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow before 3am, then snow and freezing rain.  Patchy blowing snow between 3am and 5am. Low around 28. East wind 13 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.  New snow accumulation of around an inch possible.

    Low: 28 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Thursday

    Thursday: Snow and freezing rain, possibly mixed with sleet before 10am, then snow likely, possibly mixed with sleet between 10am and noon, then snow likely after noon.  Patchy blowing snow between 8am and noon. High near 33. East northeast wind 14 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible.  New snow and sleet accumulation of less than one inch possible.

    High: 33 °F

    Wintry Mix
    and Patchy
    Blowing Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A slight chance of snow before 7pm, then a chance of freezing rain after 1am.  Cloudy, with a low around 25. North northeast wind 7 to 10 mph.  Chance of precipitation is 40%.

    Low: 25 °F

    Slight Chance
    Snow then
    Chance
    Freezing Rain

  • Friday

    Friday: Freezing rain, possibly mixed with snow and sleet before 1pm, then snow and freezing rain between 1pm and 4pm, then snow after 4pm.  High near 34. Northeast wind around 14 mph.  Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible.  New snow and sleet accumulation of less than a half inch possible.

    High: 34 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow.  Low around 26. North northeast wind 10 to 14 mph becoming northwest after midnight.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 1pm.  Patchy blowing snow after 8am. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 33 mph.  Chance of precipitation is 70%.

    High: 36 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 11pm. Partly cloudy, with a low around 20. Blustery, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.

    Low: 20 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Clear

Detailed Forecast

This Afternoon
A chance of snow before 5pm, then rain and snow likely. Cloudy, with a high near 36. East wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain and snow before 3am, then snow and freezing rain. Patchy blowing snow between 3am and 5am. Low around 28. East wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of around an inch possible.
Thursday
Snow and freezing rain, possibly mixed with sleet before 10am, then snow likely, possibly mixed with sleet between 10am and noon, then snow likely after noon. Patchy blowing snow between 8am and noon. High near 33. East northeast wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than one inch possible.
Thursday Night
A slight chance of snow before 7pm, then a chance of freezing rain after 1am. Cloudy, with a low around 25. North northeast wind 7 to 10 mph. Chance of precipitation is 40%.
Friday
Freezing rain, possibly mixed with snow and sleet before 1pm, then snow and freezing rain between 1pm and 4pm, then snow after 4pm. High near 34. Northeast wind around 14 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Snow. Low around 26. North northeast wind 10 to 14 mph becoming northwest after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly before 1pm. Patchy blowing snow after 8am. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 16 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.
Saturday Night
Patchy blowing snow before 11pm. Partly cloudy, with a low around 20. Blustery, with a northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.
Sunday
Sunny, with a high near 42. West wind 9 to 14 mph.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly cloudy, with a high near 38.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 41.
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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 1, 2026
4pm CDT Apr 1, 2026-6pm CDT Apr 7, 2026
 
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Additional Resources

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