Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Mostly Cloudy

77°F

25°C

Humidity 94%
Wind Speed S 6 mph
Barometer 30.02 in (1015.8 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 5 Jul 5:56 am CDT
Extended Forecast for

10 Miles E Blanco TX

  • Today

    Today: Mostly sunny, with a high near 93. South southwest wind around 5 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

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

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 93. West southwest wind around 5 mph becoming east southeast in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 73. South southeast wind around 5 mph.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 93. South southeast wind around 5 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. South southeast wind 5 to 10 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. South wind around 10 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 93. South southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 73. South southwest wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 93. West southwest wind around 5 mph becoming east southeast in the afternoon.
Monday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. South southeast wind around 5 mph.
Tuesday
Sunny, with a high near 93. South southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 73. South southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 94. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 73. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 94. South wind around 10 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 73.
Friday
Mostly sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 74.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Blanco TX
 30.12°N 98.26°W (Elev. 1532 ft)
5:42 am CDT Jul 5, 2026
6am CDT Jul 5, 2026-6pm CDT Jul 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database