Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Fair
76°F
24°C
| Humidity | 27% |
| Wind Speed | SE 12 mph |
| Barometer | 30.13 in (1020.1 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 10.00 mi |
| Heat Index | 77°F (25°C) |
| Last update | 18 Mar 5:56 pm CDT |
Extended Forecast for
5 Miles WSW Martindale TX
Tonight
Low: 51 °F
Mostly Clear
Thursday
High: 83 °F
Becoming
SunnyThursday Night
Low: 53 °F
Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 57 °F
Clear
Saturday
High: 93 °F
Sunny
Saturday Night
Low: 59 °F
Clear
Sunday
High: 92 °F
Sunny
Sunday Night
Low: 58 °F
Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 51. Southwest wind around 5 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 83. Southwest wind 5 to 10 mph.
Thursday Night
Clear, with a low around 53. South wind around 5 mph.
Friday
Sunny, with a high near 90. Southwest wind 5 to 10 mph.
Friday Night
Clear, with a low around 57. South wind 5 to 10 mph.
Saturday
Sunny, with a high near 93. South southwest wind 5 to 10 mph.
Saturday Night
Clear, with a low around 59. South wind around 10 mph.
Sunday
Sunny, with a high near 92. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 58. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles WSW Martindale TX
29.81°N 97.91°W (Elev. 581 ft)
29.81°N 97.91°W (Elev. 581 ft)
5:44 pm CDT Mar 18, 2026
7pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026
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