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

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

28°F

-2°C

Humidity 81%
Wind Speed N 17 mph
Barometer 29.86 in (1013.1 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 9 Mar 9:53 pm CDT
Extended Forecast for

4 Miles SW Lily SD

  • Tonight

    Tonight: A chance of snow, mainly before 2am. Increasing clouds, with a low around 24. Northeast wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 37. East northeast wind around 10 mph becoming north in the afternoon. Chance of precipitation is 30%.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly between 7pm and 1am. Cloudy, with a low around 23. North wind 8 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Snow Likely

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 37. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 37 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. West northwest wind 7 to 13 mph becoming south after midnight.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and snow after 1pm. Mostly cloudy, with a high near 47. South southwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 24. North northwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 35. North northwest wind 9 to 13 mph becoming northeast in the afternoon. Chance of precipitation is 20%.

    High: 35 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Cloudy, with a low around 25. East southeast wind around 11 mph. Chance of precipitation is 50%.

    Low: 25 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow, mainly before 2am. Increasing clouds, with a low around 24. Northeast wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Tuesday
A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 37. East northeast wind around 10 mph becoming north in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Snow likely, mainly between 7pm and 1am. Cloudy, with a low around 23. North wind 8 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 37. Northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 25. West northwest wind 7 to 13 mph becoming south after midnight.
Thursday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 47. South southwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 24. North northwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Friday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 35. North northwest wind 9 to 13 mph becoming northeast in the afternoon. Chance of precipitation is 20%.
Friday Night
A chance of snow. Cloudy, with a low around 25. East southeast wind around 11 mph. Chance of precipitation is 50%.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 35. Chance of precipitation is 60%.
Saturday Night
Snow. The snow could be heavy at times. Low around 12. Blustery. Chance of precipitation is 80%.
Sunday
A chance of snow. Mostly cloudy, with a high near 20. Blustery. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 7.
Monday
A slight chance of snow. Mostly sunny, with a high near 24. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Lily SD
 45.14°N 97.72°W (Elev. 1781 ft)
Last Update:
9:36 pm CDT Mar 9, 2026
Forecast Valid:
10pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation