Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
A Few Clouds
68°F
20°C
| Humidity | 90% |
| Wind Speed | SE 7 mph |
| Barometer | 30.13 in (1019.9 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 9 Apr 9:56 pm CDT |
Extended Forecast for
5 Miles SSE Wimberley TX
Tonight

Low: 63 °F
Chance
ShowersFriday

High: 78 °F
Showers
Likely and
Patchy FogFriday Night

Low: 64 °F
Chance
ShowersSaturday
High: 79 °F
Chance
Showers then
Showers
LikelySaturday Night
Low: 66 °F
Chance
T-storms then
Chance
ShowersSunday
High: 77 °F
Chance
Showers then
ShowersSunday Night

Low: 67 °F
Chance
T-stormsMonday

High: 81 °F
Mostly Cloudy
Monday Night

Low: 67 °F
Mostly Cloudy
Detailed Forecast
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Cloudy, with a low around 63. Southeast wind around 5 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Patchy fog between 8am and 10am. Otherwise, mostly cloudy, with a high near 78. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Cloudy, with a low around 67. South southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 67. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82.
Tuesday Night
Mostly cloudy, with a low around 66.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SSE Wimberley TX
29.92°N 98.07°W (Elev. 1047 ft)
29.92°N 98.07°W (Elev. 1047 ft)
8:46 pm CDT Apr 9, 2026
10pm CDT Apr 9, 2026-6pm CDT Apr 16, 2026


