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Current conditions at
Watertown, Watertown Municipal Airport (KATY)
Lat: 44.9°NLon: 97.15°WElev: 1745ft.
Fair
47°F
8°C
| Humidity | 83% |
| Wind Speed | S 3 mph |
| Barometer | 30.09 in (1018.9 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 8 Oct 4:53 am CDT |
Extended Forecast for
Vienna SD
Overnight

Low: 48 °F
Isolated
SprinklesThursday

High: 69 °F
Isolated
SprinklesThursday Night

Low: 48 °F
Partly Cloudy
Friday

High: 77 °F
Becoming
SunnyFriday Night

Low: 66 °F
Mostly Clear
and BreezySaturday

High: 82 °F
Sunny and
BreezySaturday Night

Low: 62 °F
Mostly Clear
and BreezySunday

High: 73 °F
Mostly Sunny
Sunday Night

Low: 44 °F
Mostly Cloudy
Detailed Forecast
Overnight
Isolated sprinkles. Mostly cloudy, with a low around 48. Calm wind.
Thursday
Isolated sprinkles before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 69. Calm wind becoming southeast 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 48. East southeast wind 7 to 10 mph.
Friday
Partly sunny, then gradually becoming sunny, with a high near 77. Southeast wind 11 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 66. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph.
Saturday
Sunny, with a high near 82. Breezy, with a south wind 23 to 25 mph, with gusts as high as 39 mph.
Saturday Night
Mostly clear, with a low around 62. Breezy, with a south wind 18 to 21 mph, with gusts as high as 33 mph.
Sunday
Mostly sunny, with a high near 73. South wind 15 to 17 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 44. North wind 13 to 15 mph, with gusts as high as 24 mph.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
Wednesday
A chance of showers. Mostly sunny, with a high near 61. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Vienna SD
44.71°N 97.5°W (Elev. 1801 ft)
44.71°N 97.5°W (Elev. 1801 ft)
4:21 am CDT Oct 8, 2026
5am CDT Oct 8, 2026-6pm CDT Oct 14, 2026


