Areas of Severe Thunderstorms and Heat This Weekend

Severe thunderstorms today may produce damaging winds, large hail, tornadoes, and flooding over parts of the Plains into the Missouri Valley. On Sunday, scattered severe thunderstorms capable of damaging wind gusts are expected across the Mid-Atlantic vicinity. Hazardous heat will continue in the South, Southwest and central California this weekend building across the Pacific Northwest Sunday. Read More >

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

Partly Cloudy

87°F

31°C

Humidity	65%
Wind Speed	SE 8 G 16 mph
Barometer	30.02 in (1015.6 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	95°F (35°C)
Last update	13 Jun 10:56 am CDT

More Information:

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

Extended Forecast for

4 Miles SSE Driftwood TX

Today
High: 92 °F
Mostly Sunny
Tonight
Low: 76 °F
Partly Cloudy
Sunday
High: 91 °F
Mostly Cloudy
then Chance
T-storms
Sunday Night
Low: 74 °F
Chance
T-storms then
Showers
Likely
Monday
High: 84 °F
Showers
Monday Night
Low: 71 °F
Showers
Likely
Tuesday
High: 85 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 73 °F
Mostly Cloudy
Wednesday
High: 91 °F
Partly Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 92. Heat index values as high as 100. South southeast wind around 10 mph, with gusts as high as 20 mph.

Tonight

Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday

A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Heat index values as high as 102. Southeast wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 74. Southeast wind 5 to 10 mph becoming light south southeast in the evening. Chance of precipitation is 60%.

Monday

Showers and possibly a thunderstorm. High near 84. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 90%.

Monday Night

Showers likely and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71. Northeast wind around 5 mph. Chance of precipitation is 60%.

Tuesday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Northeast wind around 5 mph becoming east southeast in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 73. South wind around 5 mph.

Wednesday

Partly sunny, with a high near 91. South wind 5 to 10 mph, with gusts as high as 25 mph.

Wednesday Night

Partly cloudy, with a low around 76.

Thursday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.

Thursday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.

Juneteenth

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.