Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair with Haze

92°F

33°C

Humidity 47%
Wind Speed S 14 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 69°F (21°C)
Visibility 6.00 mi
Heat Index97°F (36°C)
Last update 24 Jun 5:56 pm CDT
Extended Forecast for

7 Miles NNE Luling TX

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, 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 20 mph.

    High: 94 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 95. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

  • 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: 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

  • Sunday

    Sunday: Mostly sunny, with a high near 95. South southeast wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 73. South wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, 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 20 mph.
Thursday Night
Mostly clear, with a low around 75. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 95. Heat index values as high as 103. 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 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
Mostly clear, with a low around 76. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 95. South southeast wind 10 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 77. South southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Mostly sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Mostly sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Luling TX
 29.79°N 97.6°W (Elev. 449 ft)
5:46 pm CDT Jun 24, 2026
6pm CDT Jun 24, 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