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.

Light Snow Fog/Mist

25°F

-4°C

Humidity 92%
Wind Speed N 9 mph
Barometer 30.01 in (1018.6 mb)
Dewpoint 23°F (-5°C)
Visibility 1.25 mi
Wind Chill16°F (-9°C)
Last update 10 Mar 10:53 pm CDT
Extended Forecast for

Webster SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Calm wind becoming north northwest 5 to 8 mph after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow between 2pm and 4pm. Mostly sunny, with a high near 37. North northwest wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 37 °F

    Mostly Sunny
    then Chance
    Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. West northwest wind 6 to 9 mph becoming south after midnight.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 1pm, then rain likely after 1pm. Increasing clouds, with a high near 46. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 21. Windy, with a west southwest wind 24 to 30 mph becoming northwest after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Rain/Snow and
    Windy

  • Friday

    Friday: Mostly cloudy, with a high near 32. North northwest wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 32 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow. Cloudy, with a low around 23. East southeast wind 7 to 9 mph. Chance of precipitation is 50%.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Cloudy, with a high near 32. East northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 32 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around 9. Northeast wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 9 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. Calm wind becoming north northwest 5 to 8 mph after midnight.
Wednesday
A chance of snow between 2pm and 4pm. Mostly sunny, with a high near 37. North northwest wind 7 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 22. West northwest wind 6 to 9 mph becoming south after midnight.
Thursday
A slight chance of snow before 10am, then a slight chance of rain and snow between 10am and 1pm, then rain likely after 1pm. Increasing clouds, with a high near 46. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A slight chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 21. Windy, with a west southwest wind 24 to 30 mph becoming northwest after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 32. North northwest wind 9 to 16 mph, with gusts as high as 26 mph.
Friday Night
A chance of snow. Cloudy, with a low around 23. East southeast wind 7 to 9 mph. Chance of precipitation is 50%.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 32. East northeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Saturday Night
Snow likely. Cloudy, with a low around 9. Northeast wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 18. Blustery. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 23.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
A slight chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Webster SD
 45.33°N 97.52°W (Elev. 1831 ft)
Last Update:
11:11 pm CDT Mar 10, 2026
Forecast Valid:
11pm CDT Mar 10, 2026-6pm CDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation