Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Fair
60°F
16°C
| Humidity | 65% |
| Wind Speed | S 8 mph |
| Barometer | 30.21 in (1022.7 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 18 Mar 11:56 pm CDT |
Extended Forecast for
2 Miles SSW Lockhart TX
Overnight

Low: 49 °F
Partly Cloudy
Thursday

High: 83 °F
Becoming
SunnyThursday Night

Low: 52 °F
Mostly Clear
Friday

High: 90 °F
Sunny
Friday Night

Low: 55 °F
Clear
Saturday

High: 93 °F
Sunny
Saturday Night

Low: 57 °F
Clear
Sunday

High: 92 °F
Sunny
Sunday Night

Low: 57 °F
Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 49. South southwest wind around 5 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 83. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 52. South wind 5 to 10 mph.
Friday
Sunny, with a high near 90. South southwest wind 5 to 10 mph.
Friday Night
Clear, with a low around 55. 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 57. 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 57. 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 57.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 91.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles SSW Lockhart TX
29.86°N 97.7°W (Elev. 545 ft)
29.86°N 97.7°W (Elev. 545 ft)
11:56 pm CDT Mar 18, 2026
12am CDT Mar 19, 2026-6pm CDT Mar 25, 2026


