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

90°F

32°C

Humidity 62%
Wind Speed S 7 mph
Barometer 29.92 in (1012.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 26 Jun 12:56 pm CDT
Extended Forecast for

San Marcos TX

Heat Advisory June 27, 01:00pm until June 27, 07:00pm
Heat Advisory June 26, 01:53pm until June 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory June 26, 01:53pm until June 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 76. South southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 97. Heat index values as high as 107. South southwest wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 95. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 95. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 96. Heat index values as high as 105. South wind around 10 mph.
Tonight
Mostly clear, with a low around 76. South southeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 97. Heat index values as high as 107. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 77. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 95. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 95. South wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 76. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 96. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 75.
Monday
Mostly sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 97.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
San Marcos TX
 29.88°N 97.94°W (Elev. 577 ft)
Last Update:
1:50 pm CDT Jun 26, 2024
Forecast Valid:
1pm CDT Jun 26, 2024-6pm CDT Jul 2, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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