Hazardous Weather Conditions
Current conditions at
Watertown, Watertown Municipal Airport (KATY)
Lat: 44.9°NLon: 97.15°WElev: 1745ft.
Fair
54°F
12°C
| Humidity | 62% |
| Wind Speed | S 14 G 23 mph |
| Barometer | 29.68 in (1005.0 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 50°F (10°C) |
| Last update | 16 Apr 8:53 am CDT |
Extended Forecast for
4 Miles ESE Castlewood SD
Red Flag Warning April 16, 11:00am until April 16, 08:00pm
Today

High: 81 °F
Sunny and
BreezyTonight

Low: 36 °F
Increasing
CloudsFriday

High: 48 °F
Chance
Showers and
BreezyFriday Night
Low: 23 °F
Mostly Cloudy
and Blustery
then Partly
CloudySaturday

High: 43 °F
Mostly Sunny
and BreezySaturday Night

Low: 25 °F
Mostly Clear
Sunday

High: 52 °F
Sunny
Sunday Night

Low: 32 °F
Mostly Clear
Monday

High: 68 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 81. Breezy, with a south wind 15 to 23 mph, with gusts as high as 32 mph.
Tonight
Increasing clouds, with a low around 36. South southwest wind 13 to 18 mph becoming north northeast after midnight. Winds could gust as high as 28 mph.
Friday
A chance of showers before 1pm. Mostly cloudy, with a high near 48. Breezy, with a north northwest wind 16 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 23. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 34 mph.
Saturday
Mostly sunny, with a high near 43. Breezy, with a west northwest wind 17 to 22 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 25. West northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 52. North northwest wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 32. North northeast wind 7 to 10 mph becoming southeast after midnight.
Monday
Sunny, with a high near 68. South southeast wind 11 to 17 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
A slight chance of showers. Sunny, with a high near 71. Breezy. Chance of precipitation is 20%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles ESE Castlewood SD
44.72°N 96.96°W (Elev. 1749 ft)
44.72°N 96.96°W (Elev. 1749 ft)
8:37 am CDT Apr 16, 2026
9am CDT Apr 16, 2026-6pm CDT Apr 22, 2026



