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.

Mostly Cloudy

31°F

-1°C

Humidity 67%
Wind Speed NW 20 G 28 mph
Barometer 30.05 in (1019.0 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 9 Apr 2:53 am CDT
Extended Forecast for

9 Miles S Ortley SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 30. West northwest wind 15 to 17 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Snow likely, mainly after 4pm. Partly sunny, with a high near 38. Northwest wind 6 to 9 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 38 °F

    Mostly Sunny
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of snow before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 23. North northwest wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 52. Southwest wind 5 to 7 mph.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain. Cloudy, with a high near 58. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    High: 58 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 52. Breezy, with a south southeast wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.

    Low: 52 °F

    Chance Rain
    and Breezy

  • Sunday

    Sunday: A chance of rain, mainly after 1pm. Mostly sunny, with a high near 74. Breezy, with a south wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance Rain
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. West wind 9 to 15 mph becoming north northeast after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 30. West northwest wind 15 to 17 mph.
Thursday
Snow likely, mainly after 4pm. Partly sunny, with a high near 38. Northwest wind 6 to 9 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of snow before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 23. North northwest wind 3 to 6 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 52. Southwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 37. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.
Saturday
A chance of rain. Cloudy, with a high near 58. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 52. Breezy, with a south southeast wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
Sunday
A chance of rain, mainly after 1pm. Mostly sunny, with a high near 74. Breezy, with a south wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 45. West wind 9 to 15 mph becoming north northeast after midnight. Winds could gust as high as 24 mph.
Monday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 53. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ortley SD
 45.21°N 97.24°W (Elev. 1900 ft)
Last Update:
3:36 am CDT Apr 9, 2026
Forecast Valid:
3am CDT Apr 9, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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