
Hurricane Isaias to Approach the Northern Gulf Coast on Friday
Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >
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 | S 6 mph |
| Barometer | 30.12 in (1019.9 mb) |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 8 Oct 10:53 am CDT |
Extended Forecast for
6 Miles ESE Castlewood SD
Today

High: 70 °F
Becoming
SunnyTonight

Low: 48 °F
Partly Cloudy
Friday

High: 77 °F
Becoming
SunnyFriday Night
Low: 65 °F
Clear then
Mostly Clear
and BreezySaturday

High: 82 °F
Sunny and
BreezySaturday Night

Low: 62 °F
Mostly Clear
and BreezySunday

High: 74 °F
Mostly Sunny
Sunday Night

Low: 44 °F
Mostly Cloudy
Columbus Day

High: 55 °F
Chance
Showers
Detailed Forecast
Today
Partly sunny, then gradually becoming sunny, with a high near 70. Southeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 48. East southeast wind 6 to 8 mph.
Friday
Partly sunny, then gradually becoming sunny, with a high near 77. Southeast wind 9 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 65. Breezy, with a south wind 14 to 20 mph, with gusts as high as 32 mph.
Saturday
Sunny, with a high near 82. Breezy, with a south wind 22 to 28 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 62. Breezy, with a south wind 17 to 22 mph, with gusts as high as 34 mph.
Sunday
Mostly sunny, with a high near 74. South wind around 16 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 44. North wind 11 to 14 mph, with gusts as high as 23 mph.
Columbus Day
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 55. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 55.
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:
6 Miles ESE Castlewood SD
44.7°N 96.93°W (Elev. 1703 ft)
44.7°N 96.93°W (Elev. 1703 ft)
11:21 am CDT Oct 8, 2026
11am CDT Oct 8, 2026-6pm CDT Oct 14, 2026


