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

73°F

23°C

Humidity 46%
Wind Speed N 9 mph
Barometer 30.16 in (1021.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 2 May 2:56 pm CDT
Extended Forecast for

2 Miles NNE Lockhart TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. North northeast wind around 10 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. South southeast wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

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

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 87. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 73. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. South wind 5 to 10 mph becoming west in the afternoon.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 74. North northeast wind around 10 mph.
Tonight
Clear, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 56. South southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 68. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 87. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 73. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. South wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 76.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
2:44 pm CDT May 2, 2026
Forecast Valid:
3pm CDT May 2, 2026-6pm CDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation