National Weather Service

Hazardous Weather Conditions

Special Weather Statement

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

92°F

33°C

Humidity	58%
Wind Speed	S 5 mph
Barometer	29.98 in (1014.3 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	103°F (39°C)
Last update	24 Jun 12:56 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

San Marcos TX

This Afternoon
High: 94 °F
Sunny
Tonight
Low: 76 °F
Increasing
Clouds
Tuesday
High: 94 °F
Decreasing
Clouds
Tuesday Night
Low: 76 °F
Partly Cloudy
Wednesday
High: 96 °F
Mostly Sunny
Wednesday Night
Low: 75 °F
Mostly Clear
Thursday
High: 96 °F
Mostly Sunny
Thursday Night
Low: 75 °F
Mostly Clear
Friday
High: 95 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 94. Heat index values as high as 103. Southeast wind 5 to 10 mph.

Tonight

Increasing clouds, with a low around 76. South wind 5 to 10 mph.

Tuesday

Mostly cloudy, then gradually becoming sunny, with a high near 94. Heat index values as high as 107. Light south wind increasing to 5 to 10 mph in the morning.

Tuesday Night

Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph.

Wednesday

Mostly sunny, with a high near 96. South wind 5 to 10 mph.

Wednesday Night

Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.

Thursday

Mostly sunny, with a high near 96. South southeast wind 5 to 10 mph.

Thursday Night

Mostly clear, with a low around 75. South wind 5 to 10 mph, with gusts as high as 20 mph.

Friday

Mostly sunny, with a high near 95. South wind 5 to 15 mph, with gusts as high as 25 mph.