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

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Mostly Cloudy

93°F

34°C

Humidity 41%
Wind Speed SE 7 mph
Barometer 30.10 in (1018.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 11 Sep 2:56 pm CDT
Extended Forecast for

Lockhart TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 96. East southeast wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. East southeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 97 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. Southeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph becoming light south southwest after midnight.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96. Light south southwest wind becoming south southeast 5 to 10 mph in the morning.

    High: 96 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Southeast wind 5 to 10 mph becoming light south after midnight.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 95. Light east wind becoming east southeast 5 to 10 mph in the morning.

    High: 95 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 96. East southeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 69. East southeast wind 5 to 10 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 97. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 68. Southeast wind 5 to 10 mph becoming light and variable after midnight.
Saturday
Sunny, with a high near 97. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph becoming light south southwest after midnight.
Sunday
Mostly sunny, with a high near 96. Light south southwest wind becoming south southeast 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 68. Southeast wind 5 to 10 mph becoming light south after midnight.
Monday
Sunny, with a high near 95. Light east wind becoming east southeast 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Mostly sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 95.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
1:44 pm CDT Sep 11, 2025
Forecast Valid:
3pm CDT Sep 11, 2025-6pm CDT Sep 17, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation