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

Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies

A storm system moving eastward will bring widespread showers and thunderstorms over parts of the Northern Plains to the Southern Plains and Upper Great Lakes through Friday. Heavy snow will continue over parts of the Northern Rockies. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

67°F

19°C

Humidity 66%
Wind Speed Calm
Barometer 29.97 in (1014.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 16 Oct 1:56 am CDT
Extended Forecast for

Lockhart TX

  • Overnight

    Overnight: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Southeast wind 5 to 10 mph becoming light south southeast after midnight.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 94. South wind 5 to 10 mph.

    High: 94 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. South southeast wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. East northeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Calm wind.
Thursday
Mostly sunny, with a high near 88. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. Southeast wind 5 to 10 mph becoming light south southeast after midnight.
Friday
Mostly sunny, with a high near 91. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 94. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 66. South southeast wind around 5 mph.
Sunday
Sunny, with a high near 90. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 63. East northeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
1:44 am CDT Oct 16, 2025
Forecast Valid:
2am CDT Oct 16, 2025-6pm CDT Oct 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation