National Weather Service

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Fair

79°F

26°C

Humidity	94%
Wind Speed	SE 8 mph
Barometer	29.99 in (1014.8 mb)
Dewpoint	77°F (25°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	15 Jul 11:56 pm CDT

More Information:

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

Extended Forecast for

5 Miles SW San Marcos TX

Overnight
Low: 75 °F
Mostly Cloudy
Wednesday
High: 96 °F
Decreasing
Clouds
Wednesday Night
Low: 71 °F
Partly Cloudy
Thursday
High: 94 °F
Mostly Sunny
Thursday Night
Low: 72 °F
Partly Cloudy
Friday
High: 92 °F
Partly Sunny
Friday Night
Low: 74 °F
Mostly Cloudy
Saturday
High: 95 °F
Mostly Sunny
Saturday Night
Low: 75 °F
Partly Cloudy

Detailed Forecast

Overnight

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

Wednesday

Mostly cloudy, then gradually becoming sunny, with a high near 96. Heat index values as high as 102. South wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

Partly cloudy, with a low around 71. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Thursday

Mostly sunny, with a high near 94. South wind around 5 mph.

Thursday Night

Partly cloudy, with a low around 72. Southeast wind around 5 mph.

Friday

Partly sunny, with a high near 92. Calm wind becoming south around 5 mph in the morning.

Friday Night

Mostly cloudy, with a low around 74. East southeast wind around 5 mph becoming south after midnight.

Saturday

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