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

24°F

-4°C

Humidity 88%
Wind Speed NE 10 mph
Barometer 29.90 in (1014.3 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 10 Mar 12:53 am CDT
Extended Forecast for

Lily SD

  • Overnight

    Overnight: A chance of snow before 2am. Cloudy, with a low around 23. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 34. Northeast wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 34 °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 7 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 7 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 11 mph becoming south after midnight. Winds could gust as high as 20 mph.

    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 14 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 wind 9 to 11 mph, with gusts as high as 20 mph. 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 24. East southeast wind around 10 mph. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Overnight
A chance of snow before 2am. Cloudy, with a low around 23. Northeast wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 34. Northeast wind 8 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
Snow likely, mainly between 7pm and 1am. Cloudy, with a low around 23. North wind 7 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 7 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 25. West northwest wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph.
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 14 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 wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
A chance of snow. Cloudy, with a low around 24. East southeast wind around 10 mph. Chance of precipitation is 50%.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 34. Chance of precipitation is 60%.
Saturday Night
Snow. 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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lily SD
 45.2°N 97.67°W (Elev. 1841 ft)
Last Update:
11:36 pm CDT Mar 9, 2026
Forecast Valid:
1am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation