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.

Overcast

80°F

27°C

Humidity 90%
Wind Speed S 10 mph
Barometer 29.97 in (1014.2 mb)
Dewpoint 77°F (25°C)
Visibility 7.00 mi
Heat Index86°F (30°C)
Last update 28 May 8:56 am CDT
Extended Forecast for

Lockhart TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 96. Heat index values as high as 105. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Partly Sunny
    then Severe
    Thunderstorms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Some of the storms could be severe. Increasing clouds, with a low around 73. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 73 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, partly sunny, with a high near 90. East southeast wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. East southeast wind 5 to 10 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93. South southeast wind 5 to 10 mph.

    High: 93 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly sunny, with a high near 96. Heat index values as high as 105. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 50 percent chance of showers and thunderstorms. Some of the storms could be severe. Increasing clouds, with a low around 73. Southeast wind 5 to 15 mph, with gusts as high as 20 mph. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, partly sunny, with a high near 90. East southeast wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. East southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93. South southeast wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 75.
Monday
Partly sunny, with a high near 96.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Lockhart TX
 29.88°N 97.68°W (Elev. 525 ft)
Last Update:
6:42 am CDT May 28, 2024
Forecast Valid:
9am CDT May 28, 2024-6pm CDT Jun 3, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation