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

43°F

6°C

Humidity 76%
Wind Speed N 5 mph
Barometer 29.85 in (1011.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 30 Mar 12:53 am CDT
Extended Forecast for

Webster SD

  • Overnight

    Overnight: Partly cloudy, with a low around 34. East northeast wind around 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63. East northeast wind 9 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain, mainly between 1am and 4am. Mostly cloudy, with a low around 33. Breezy, with an east wind 9 to 14 mph becoming north 16 to 21 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Partly Cloudy
    then Chance
    Rain and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 41 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. North wind 10 to 14 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow. Cloudy, with a high near 35. East wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.

    High: 35 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely. Cloudy, with a low around 26. East wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 26 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 35. East wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 35 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 26. East wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. East northeast wind around 9 mph.
Monday
Mostly sunny, with a high near 63. East northeast wind 9 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.
Monday Night
A chance of rain, mainly between 1am and 4am. Mostly cloudy, with a low around 33. Breezy, with an east wind 9 to 14 mph becoming north 16 to 21 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 41. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 33 mph.
Tuesday Night
Mostly cloudy, with a low around 23. North wind 10 to 14 mph becoming east northeast after midnight. Winds could gust as high as 25 mph.
Wednesday
A chance of snow. Cloudy, with a high near 35. East wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Wednesday Night
Snow likely. Cloudy, with a low around 26. East wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Thursday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 35. East wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 26. East wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 70%.
Friday Night
Snow likely. Cloudy, with a low around 26. Chance of precipitation is 60%.
Saturday
A chance of snow. Mostly cloudy, with a high near 34. Breezy. Chance of precipitation is 40%.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 21. Blustery. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 40.
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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:
1:31 am CDT Mar 30, 2026
Forecast Valid:
1am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation