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.

Overcast

23°F

-5°C

Humidity 96%
Wind Speed NW 6 mph
Barometer 29.93 in (1016.1 mb)
Dewpoint 22°F (-6°C)
Visibility 7.00 mi
Wind Chill16°F (-9°C)
Last update 7 Mar 9:53 am CST
Extended Forecast for

Naples SD

  • Today

    Today: Patchy fog before 11am. Otherwise, cloudy early, then clearing, with a high near 46. Southwest wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 46 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. West southwest wind 11 to 18 mph, with gusts as high as 29 mph.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62. Breezy, with a west southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 62 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. West southwest wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 50. Northeast wind 11 to 14 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of snow after midnight. Mostly cloudy, with a low around 27. East northeast wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow after noon. Mostly cloudy, with a high near 42. Northeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. North northwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow before noon. Mostly sunny, with a high near 40. Northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Snow then
    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, cloudy early, then clearing, with a high near 46. Southwest wind 8 to 18 mph, with gusts as high as 28 mph.
Tonight
Mostly cloudy, with a low around 33. West southwest wind 11 to 18 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 62. Breezy, with a west southwest wind 11 to 16 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
Mostly clear, with a low around 34. West southwest wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 50. Northeast wind 11 to 14 mph.
Monday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 27. East northeast wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of snow after noon. Mostly cloudy, with a high near 42. Northeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. North northwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of snow before noon. Mostly sunny, with a high near 40. Northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
A slight chance of rain and snow. Mostly cloudy, with a high near 50. Breezy. Chance of precipitation is 20%.
Thursday Night
A chance of rain and snow. Cloudy, with a low around 27. Chance of precipitation is 30%.
Friday
A slight chance of snow. Mostly cloudy, with a high near 39. Breezy. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Naples SD
 44.77°N 97.5°W (Elev. 1742 ft)
Last Update:
10:26 am CST Mar 7, 2026
Forecast Valid:
10am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation