Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

80°F

27°C

Humidity	79%
Wind Speed	E 8 mph
Barometer	30.01 in (1015.5 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	13 Jul 5:56 pm CDT

More Information:

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

Extended Forecast for

Lockhart TX

Tonight
Low: 74 °F
Slight Chance
T-storms then
Mostly Cloudy
Monday
High: 92 °F
Mostly Cloudy
then Chance
T-storms
Monday Night
Low: 75 °F
Mostly Cloudy
Tuesday
High: 93 °F
Mostly Cloudy
then Slight
Chance
T-storms
Tuesday Night
Low: 74 °F
Mostly Cloudy
Wednesday
High: 94 °F
Mostly Sunny
Wednesday Night
Low: 73 °F
Partly Cloudy
Thursday
High: 94 °F
Mostly Sunny
Thursday Night
Low: 72 °F
Partly Cloudy

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms between 7pm and 10pm. Mostly cloudy, with a low around 74. Northeast wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 20%.

Monday

A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming south southwest around 5 mph in the morning.

Monday Night

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

Tuesday

A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 93. Heat index values as high as 103. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

Tuesday Night

Mostly cloudy, with a low around 74. South wind 5 to 10 mph.

Wednesday

Mostly sunny, with a high near 94. South wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Thursday

Mostly sunny, with a high near 94. South wind 5 to 10 mph.

Thursday Night

Partly cloudy, with a low around 72. Southeast wind 5 to 10 mph.

Friday

Mostly sunny, with a high near 93.