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

74°F

23°C

Humidity 52%
Wind Speed SE 6 mph
Barometer 30.06 in (1016.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 28 May 12:53 am CDT
Extended Forecast for

9 Miles S Ortley SD

  • Overnight

    Overnight: Partly cloudy, with a low around 60. East southeast wind 5 to 7 mph.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 89. South southeast wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 89 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60. South wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 87. South wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Southeast wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Breezy, with a southeast wind 11 to 20 mph, with gusts as high as 31 mph.

    High: 85 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. South southeast wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Southeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. East southeast wind 5 to 7 mph.
Thursday
Increasing clouds, with a high near 89. South southeast wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 60. South wind 9 to 11 mph, with gusts as high as 20 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 87. South wind 8 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 59. Southeast wind 10 to 14 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 85. Breezy, with a southeast wind 11 to 20 mph, with gusts as high as 31 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. South southeast wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Southeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 78. 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:
12:36 am CDT May 28, 2026
Forecast Valid:
1am CDT May 28, 2026-6pm CDT Jun 3, 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