Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89° N Lon: 97.86° W Elev: 597 ft.

Fog/Mist

68°F

20°C

Humidity	73%
Wind Speed	N 5 mph
Barometer	29.93 in (1013.1 mb)
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Last update	9 Jan 12:56 pm CST

More Information:

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

Detailed forecast for

Hays County

This Afternoon

Cloudy with a chance of showers and thunderstorms. Near steady temperature in the upper 60s. North winds around 5 mph. Chance of rain 50 percent.

Tonight

Mostly cloudy in the evening, then clearing. Cooler with lows in the lower 40s. North winds 5 to 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 35 mph after midnight.

Saturday

Mostly sunny and breezy, cooler with highs in the upper 50s. North winds 15 to 25 mph with gusts up to 40 mph.

Saturday Night

Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 30s. North winds 5 to 10 mph. Gusts up to 25 mph in the evening.

Sunday

Mostly cloudy. Highs around 60. North winds 5 to 10 mph with gusts up to 20 mph.

Sunday Night And Monday

Mostly cloudy. Lows in the upper 30s. Highs in the lower 60s.

Monday Night

Mostly cloudy. Lows in the lower 40s.

Tuesday

Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s.