Current conditions at
Watertown, Watertown Municipal Airport (KATY)
Lat: 44.9°NLon: 97.15°WElev: 1745ft.
Fair
60°F
16°C
| Humidity | 50% |
| Wind Speed | SE 12 G 22 mph |
| Barometer | 30.04 in (1017.3 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 21 May 8:53 pm CDT |
Extended Forecast for
9 Miles S Ortley SD
Tonight

Low: 42 °F
Partly Cloudy
Friday

High: 54 °F
Showers and
BreezyFriday Night
Low: 41 °F
Showers
Likely then
Chance
ShowersSaturday

High: 65 °F
Partly Sunny
Saturday Night

Low: 45 °F
Partly Cloudy
Sunday

High: 77 °F
Sunny
Sunday Night

Low: 52 °F
Mostly Clear
Memorial Day

High: 84 °F
Sunny
Monday Night

Low: 57 °F
Mostly Clear
Detailed Forecast
Tonight
Partly cloudy, with a low around 42. Southeast wind 11 to 13 mph, with gusts as high as 23 mph.
Friday
Showers before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. High near 54. Breezy, with an east southeast wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 41. Southeast wind 11 to 15 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 65. West wind 11 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 45. South wind 5 to 7 mph.
Sunday
Sunny, with a high near 77. South wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 52. South wind 7 to 11 mph, with gusts as high as 20 mph.
Memorial Day
Sunny, with a high near 84. South wind 11 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 57. South wind 10 to 16 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
9 Miles S Ortley SD
45.21°N 97.24°W (Elev. 1900 ft)
45.21°N 97.24°W (Elev. 1900 ft)
9:36 pm CDT May 21, 2026
9pm CDT May 21, 2026-6pm CDT May 28, 2026


