Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Thunderstorm in Vicinity Fog/Mist

74°F

23°C

Humidity 100%
Wind Speed S 6 G 25 mph
Barometer 30.07 in (1017.6 mb)
Dewpoint 74°F (23°C)
Visibility 6.00 mi
Last update 25 Jun 5:56 pm CDT
Extended Forecast for

Mountain City TX

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 72. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 92. Light south southeast wind increasing to 5 to 10 mph in the morning.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 94. Light south wind becoming south southeast 5 to 10 mph in the morning.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Southeast wind 5 to 10 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Widespread haze after 1pm. Mostly sunny, with a high near 95. South wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny
    then Haze

  • Saturday Night

    Saturday Night: Widespread haze. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Haze

  • Sunday

    Sunday: Widespread haze. Mostly sunny, with a high near 94. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Haze

  • Sunday Night

    Sunday Night: Widespread haze. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Haze

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 72. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Light south southeast wind increasing to 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 71. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 94. Light south wind becoming south southeast 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 72. Southeast wind 5 to 10 mph.
Saturday
Widespread haze after 1pm. Mostly sunny, with a high near 95. South wind 5 to 10 mph.
Saturday Night
Widespread haze. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Widespread haze. Mostly sunny, with a high near 94. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Widespread haze. Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Widespread haze. Mostly sunny, with a high near 97.
Monday Night
Widespread haze. Partly cloudy, with a low around 73.
Tuesday
Widespread haze. Sunny, with a high near 98.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 98.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mountain City TX
 30.04°N 97.89°W (Elev. 837 ft)
6:02 pm CDT Jun 25, 2025
6pm CDT Jun 25, 2025-6pm CDT Jul 2, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database