Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East and West

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

94°F

34°C

Humidity 46%
Wind Speed SE 15 G 21 mph
Barometer 29.90 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 16 Jul 5:56 pm CDT
Extended Forecast for

Mountain City TX

  • Tonight

    Tonight: Increasing clouds, with a low around 71. South wind 5 to 10 mph.

    Low: 71 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 95. South wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. South southeast wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 93. South southeast wind around 5 mph.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 75. South southeast wind around 5 mph.

    Low: 75 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 71. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 95. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 71. South southeast wind around 5 mph.
Friday
Mostly sunny, with a high near 93. South southeast wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 75. South southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 93. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 74. South wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 95. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 75. South southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 96.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
Mostly sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Mostly sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountain City TX
 30.02°N 97.89°W (Elev. 797 ft)
6:44 pm CDT Jul 16, 2025
7pm CDT Jul 16, 2025-6pm CDT Jul 23, 2025
 
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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