National Weather Service

News Headlines

Click Here for our 2026 Severe Weather and Flood Training Schedule

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Overcast

69°F

21°C

Humidity	93%
Wind Speed	S 17 G 24 mph
Barometer	29.84 in (1010.0 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Last update	14 Feb 10:56 am CST

More Information:

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

Extended Forecast for

3 Miles WSW Kyle TX

Today
High: 73 °F
Showers
Likely
Tonight
Low: 55 °F
Slight Chance
T-storms then
Clear
Sunday
High: 75 °F
Sunny
Sunday Night
Low: 47 °F
Mostly Clear
Washington's Birthday
High: 78 °F
Sunny
Monday Night
Low: 52 °F
Mostly Clear
Tuesday
High: 84 °F
Partly Sunny
Tuesday Night
Low: 58 °F
Partly Cloudy
Wednesday
High: 83 °F
Partly Sunny

Detailed Forecast

Today

Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 73. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 55. West wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday

Sunny, with a high near 75. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.

Sunday Night

Mostly clear, with a low around 47. North wind around 5 mph becoming calm in the evening.

Washington's Birthday

Sunny, with a high near 78. Calm wind becoming south southeast around 5 mph in the afternoon.

Monday Night

Mostly clear, with a low around 52. South wind around 5 mph.

Tuesday

Partly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 25 mph.

Tuesday Night

Partly cloudy, with a low around 58. South wind 5 to 10 mph, with gusts as high as 20 mph.