National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

74°F

23°C

Humidity 54%
Wind Speed SW 14 mph
Barometer 30.24 in (1023.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Mar 11:56 am CDT
Extended Forecast for

Lockhart TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. South southwest wind around 10 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. South wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 57. South wind 5 to 10 mph.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 93. South southwest wind 5 to 10 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 59. South wind around 10 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 58. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 90. Southwest wind around 5 mph becoming northeast in the afternoon.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 85. South southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 53. South wind 5 to 10 mph.
Friday
Sunny, with a high near 90. South southwest wind 5 to 10 mph, with gusts as high as 20 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 93. South southwest wind 5 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 90. Southwest wind around 5 mph becoming northeast in the afternoon.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
11:32 am CDT Mar 19, 2026
Forecast Valid:
12pm CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
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