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Current conditions at
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Fair
67°F
19°C
| Humidity | 71% |
| Wind Speed | Calm |
| Barometer | 29.97 in (1014.2 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 8 Oct 12:56 am CDT |
Extended Forecast for
2 Miles NNE San Marcos TX
Overnight
Low: 66 °F
Clear
Thursday
High: 90 °F
Sunny
Thursday Night
Low: 66 °F
Mostly Clear
Friday
High: 90 °F
Sunny
Friday Night
Low: 66 °F
Mostly Clear
Saturday
High: 88 °F
Sunny
Saturday Night
Low: 66 °F
Clear
Sunday
High: 90 °F
Sunny
Sunday Night
Low: 70 °F
Mostly Clear
Detailed Forecast
Overnight
Clear, with a low around 66. Calm wind becoming north around 5 mph.
Thursday
Sunny, with a high near 90. North wind around 5 mph.
Thursday Night
Mostly clear, with a low around 66. East northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 90. North wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 88. Northeast wind around 5 mph.
Saturday Night
Clear, with a low around 66. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 90. Light south wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 70. South southeast wind around 5 mph becoming calm after midnight.
Columbus Day
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Partly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles NNE San Marcos TX
29.9°N 97.91°W (Elev. 640 ft)
29.9°N 97.91°W (Elev. 640 ft)
1:18 am CDT Oct 8, 2026
1am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
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