Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

89°F

32°C

Humidity 59%
Wind Speed E 7 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 29 May 3:56 pm CDT
Extended Forecast for

San Marcos TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 90. East southeast wind 5 to 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am.  Increasing clouds, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 90. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 90. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 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 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 90. South southeast wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

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

    High: 92 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. East southeast wind 5 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Increasing clouds, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South 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 74. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A 50 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 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 90. South southeast wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southeast wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 75.
Monday
Partly sunny, with a high near 93.
Monday Night
Mostly cloudy, with a low around 76.
Tuesday
Partly sunny, with a high near 94.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)
3:44 pm CDT May 29, 2024
3pm CDT May 29, 2024-6pm CDT Jun 4, 2024
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database