Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

75°F

24°C

Humidity 96%
Wind Speed SE 6 mph
Barometer 29.98 in (1014.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 30 May 1:56 am CDT
Extended Forecast for

San Marcos TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. South southeast wind around 5 mph.

    Low: 73 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 93. Heat index values as high as 101. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly after 10pm.  Increasing clouds, with a low around 72. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.  New rainfall amounts between 1 and 2 inches possible.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 90. East wind 5 to 10 mph becoming south southeast in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 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

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 74. Southeast wind 5 to 10 mph.

    Low: 74 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 92. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. South southeast wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 93. Heat index values as high as 101. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 10pm. Increasing clouds, with a low around 72. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. New rainfall amounts between 1 and 2 inches possible.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. East wind 5 to 10 mph becoming south southeast in the morning. Winds could gust as high as 20 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 20 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.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 74. Southeast wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 92. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 94.
Monday Night
Mostly cloudy, with a low around 76.
Tuesday
Partly sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
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)
1:58 am CDT May 30, 2024
2am CDT May 30, 2024-6pm CDT Jun 5, 2024
 
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Additional Resources

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Hourly Weather Forecast

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