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.

Fair

94°F

34°C

Humidity 49%
Wind Speed E 6 mph
Barometer 29.90 in (1011.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 7 Jun 4:56 pm CDT
Extended Forecast for

San Marcos TX

  • Tonight

    Tonight: Clear, with a low around 72. Southeast wind 5 to 10 mph becoming southwest after midnight.

    Low: 72 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Heat index values as high as 102. Light south southwest wind becoming south southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 73. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 96. Heat index values as high as 102. South southeast wind 5 to 10 mph.

    High: 96 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South southeast wind around 5 mph.

    High: 95 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. East southeast wind 5 to 10 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. East wind around 5 mph becoming south southeast in the morning.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 72. Southeast wind 5 to 10 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 96. Heat index values as high as 102. Light south southwest wind becoming south southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 73. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 96. Heat index values as high as 102. South southeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South southeast wind around 5 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. East southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 94. East wind around 5 mph becoming south southeast in the morning.
Tuesday Night
Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 97.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)
Last Update:
2:44 pm CDT Jun 7, 2024
Forecast Valid:
5pm CDT Jun 7, 2024-6pm CDT Jun 14, 2024
 
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Additional Resources

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