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

55°F

13°C

Humidity 67%
Wind Speed SE 6 mph
Barometer 29.70 in (1005.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 25 Mar 10:53 pm CDT
Extended Forecast for

9 Miles S Ortley SD

  • Tonight

    Tonight: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 31. Northeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 10am, then a slight chance of snow between 10am and 4pm. Mostly cloudy, with a temperature falling to around 32 by 11am. Breezy, with a north wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 38 °F⇓

    Breezy.
    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. North wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 37. North northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 37 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. West northwest wind 7 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56. South wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. South wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. North northwest wind around 11 mph becoming northeast after midnight.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 31. Northeast wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday
A slight chance of rain before 10am, then a slight chance of snow between 10am and 4pm. Mostly cloudy, with a temperature falling to around 32 by 11am. Breezy, with a north wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 17. North wind 10 to 16 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 37. North northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 23. West northwest wind 7 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.
Saturday
Mostly sunny, with a high near 56. South wind 15 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 38. South wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 67. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 34. North northwest wind around 11 mph becoming northeast after midnight.
Monday
Partly sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 64. Breezy. Chance of precipitation is 20%.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ortley SD
 45.21°N 97.24°W (Elev. 1900 ft)
Last Update:
10:36 pm CDT Mar 25, 2026
Forecast Valid:
11pm CDT Mar 25, 2026-6pm CDT Apr 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation