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.

Fair

34°F

1°C

Humidity 76%
Wind Speed N 14 mph
Barometer 29.96 in (1015.1 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 31 Mar 4:53 am CDT
Extended Forecast for

5 Miles NNE Watertown Municipal Airport SD

  • Today

    Today: Partly sunny, with a high near 43. North northwest wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of snow after 4am. Mostly cloudy, with a low around 24. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 1pm. Cloudy, with a high near 38. East wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Snow before 10pm, then snow, possibly mixed with rain between 10pm and 1am, then snow after 1am. Low around 26. East wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Rain/Snow

  • Thursday

    Thursday: Snow, mainly before 1pm. High near 33. Northeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Thursday Night

    Thursday Night: A chance of snow and freezing rain after 1am. Mostly cloudy, with a low around 25. Northeast wind 8 to 10 mph. Chance of precipitation is 40%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Wintry Mix

  • Friday

    Friday: Snow and freezing rain likely. Cloudy, with a high near 35. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 35 °F

    Wintry Mix
    Likely

  • Friday Night

    Friday Night: Snow and freezing rain likely before 1am, then a chance of snow. Mostly cloudy, with a low around 26. Northeast wind 13 to 15 mph becoming north northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    Low: 26 °F

    Wintry Mix
    Likely

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 36. Breezy, with a north northwest wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.

    High: 36 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Partly sunny, with a high near 43. North northwest wind 14 to 18 mph, with gusts as high as 29 mph.
Tonight
A slight chance of snow after 4am. Mostly cloudy, with a low around 24. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Snow likely, mainly after 1pm. Cloudy, with a high near 38. East wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow before 10pm, then snow, possibly mixed with rain between 10pm and 1am, then snow after 1am. Low around 26. East wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow, mainly before 1pm. High near 33. Northeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A chance of snow and freezing rain after 1am. Mostly cloudy, with a low around 25. Northeast wind 8 to 10 mph. Chance of precipitation is 40%.
Friday
Snow and freezing rain likely. Cloudy, with a high near 35. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday Night
Snow and freezing rain likely before 1am, then a chance of snow. Mostly cloudy, with a low around 26. Northeast wind 13 to 15 mph becoming north northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 36. Breezy, with a north northwest wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.
Saturday Night
A slight chance of snow before 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Watertown Municipal Airport SD
 44.97°N 97.12°W (Elev. 1745 ft)
Last Update:
4:36 am CDT Mar 31, 2026
Forecast Valid:
5am CDT Mar 31, 2026-6pm CDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation