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

65°F

18°C

Humidity 78%
Wind Speed S 8 mph
Barometer 30.05 in (1016.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Mar 12:56 am CDT
Extended Forecast for

2 Miles SSW Lockhart TX

  • Overnight

    Overnight: Mostly clear, with a low around 58. South southwest wind around 10 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. South wind around 5 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Southeast wind 5 to 10 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. South southwest wind around 10 mph.
Saturday
Sunny, with a high near 92. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 58. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 93. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 57. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 88. South wind around 5 mph.
Monday Night
Partly cloudy, with a low around 60. Southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 89. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 62. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Lockhart TX
 29.86°N 97.7°W (Elev. 545 ft)
Last Update:
12:44 am CDT Mar 21, 2026
Forecast Valid:
1am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
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