Severe Weather and Flooding Threats for the Central U.S.; Fire Weather Concerns for the Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. through Thursday, focused from the central High Plains to the Mid-Mississippi Valley. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, and dry thunderstorms may spark additional wildfires. Dangerous heat will build across the southern U.S. Friday into the weekend. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

5 Miles WSW Martindale TX

  • Overnight

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

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 100. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 95. Heat index values as high as 104. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 96. South wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 96 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. South southeast wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 77 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. South wind around 5 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 100. South wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 75. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 95. Heat index values as high as 104. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 76. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 96. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 77. South southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 96. South wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 77. South southeast wind 15 to 20 mph, with gusts as high as 35 mph.
Monday
Mostly sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Mostly sunny, with a high near 97.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Martindale TX
 29.81°N 97.91°W (Elev. 581 ft)
2:42 am CDT Jun 25, 2026
3am CDT Jun 25, 2026-6pm CDT Jul 1, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database