Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Fair
52°F
11°C
| Humidity | 75% |
| Wind Speed | N 5 mph |
| Barometer | 30.20 in (1022.3 mb) |
| Dewpoint | 44°F (7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 51°F (11°C) |
| Last update | 12 Feb 1:56 am CST |
Extended Forecast for
5 Miles SSE Wimberley TX
Overnight

Low: 50 °F
Mostly Clear
Thursday

High: 79 °F
Mostly Sunny
Thursday Night

Low: 57 °F
Partly Cloudy
Friday

High: 79 °F
Mostly Cloudy
Friday Night
Low: 61 °F
Mostly Cloudy
then Showers
LikelySaturday

High: 78 °F
Showers
Saturday Night
Low: 54 °F
Slight Chance
Showers then
ClearSunday

High: 75 °F
Sunny
Sunday Night

Low: 45 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 50. Calm wind.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 57. South southeast wind around 5 mph.
Friday
Mostly cloudy, with a high near 79. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Showers likely after midnight. Mostly cloudy, with a low around 61. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Showers, with thunderstorms also possible after 9am. High near 78. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Saturday Night
A 20 percent chance of showers before midnight. Mostly clear, with a low around 54. West wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 75. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly 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)
12:44 am CST Feb 12, 2026
2am CST Feb 12, 2026-6pm CST Feb 18, 2026


