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.

Overcast

75°F

24°C

Humidity 94%
Wind Speed N 7 mph
Barometer 30.02 in (1016.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 3 Oct 8:56 am CDT
Extended Forecast for

2 Miles S Lockhart TX

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 83. North wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 83 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 68. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. North wind 5 to 10 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. North northeast wind 5 to 10 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Northeast wind around 5 mph.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tonight
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 83. North wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 68. North wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 85. North northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 63. North wind 5 to 10 mph.
Tuesday
Sunny, with a high near 86. North northeast wind 5 to 10 mph.
Tuesday Night
Clear, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. Northeast wind around 5 mph.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Lockhart TX
 29.84°N 97.68°W (Elev. 482 ft)
Last Update:
9:44 am CDT Oct 3, 2026
Forecast Valid:
9am CDT Oct 3, 2026-6pm CDT Oct 9, 2026
 
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