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.

Partly Cloudy

39°F

4°C

Humidity 55%
Wind Speed SE 17 mph
Barometer 29.94 in (1015.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 7 Apr 7:53 pm CDT
Extended Forecast for

9 Miles S Ortley SD

  • Tonight

    Tonight: A slight chance of rain after 4am. Mostly cloudy, with a low around 33. Breezy, with a south wind 18 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Breezy, with a west wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23. Blustery, with a west northwest wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 37 mph.

    Low: 23 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: A chance of snow after 1pm. Partly sunny, with a high near 39. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 39 °F

    Mostly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Northwest wind 5 to 7 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 51. West northwest wind 5 to 7 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. South southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain. Mostly cloudy, with a high near 58. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 58 °F

    Slight Chance
    Rain and
    Breezy

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 51. Breezy, with a south wind 18 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

    Low: 51 °F

    Chance Rain
    and Breezy

Detailed Forecast

Tonight
A slight chance of rain after 4am. Mostly cloudy, with a low around 33. Breezy, with a south wind 18 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Breezy, with a west wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 23. Blustery, with a west northwest wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 37 mph.
Thursday
A chance of snow after 1pm. Partly sunny, with a high near 39. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 24. Northwest wind 5 to 7 mph.
Friday
Sunny, with a high near 51. West northwest wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 37. South southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 58. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 51. Breezy, with a south wind 18 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Sunday
A chance of rain, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 50%.
Sunday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Monday
A chance of rain and thunderstorms. Partly sunny, with a high near 58. Breezy. Chance of precipitation is 50%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Blustery. Chance of precipitation is 40%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 35. 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:
7:36 pm CDT Apr 7, 2026
Forecast Valid:
8pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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