Dangerous Heat in the West; Flash Flooding Possible Across the Southern US

Dangerous heat is expected across areas in Texas and from Washington through California. Several daily high temperature records are expected to be either tied or broken in the West. Monsoonal showers and thunderstorms may result in flash flooding and debris flows over the Southwestern U.S. through Friday. Locally heavy rain is expected from thunderstorms in the Southeast. Read More >

Hazardous Weather Conditions

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Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

78°F

26°C

Humidity	87%
Wind Speed	S 5 mph
Barometer	30.01 in (1014.0 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	17 Aug 5:51 am CDT

More Information:

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

Extended Forecast for

Alamo Heights TX

Today

Hot
High: 101 °F
Tonight

Partly Cloudy
Low: 76 °F
Thursday

Mostly Sunny
then Chance
T-storms
High: 98 °F
Thursday
Night

Chance
T-storms
Low: 75 °F
Friday

Chance
T-storms
High: 94 °F
Friday
Night

Partly Cloudy
Low: 75 °F
Saturday

Mostly Sunny
then Slight
Chance
T-storms
High: 96 °F
Saturday
Night

Partly Cloudy
Low: 77 °F
Sunday

Chance
T-storms
High: 95 °F

Detailed Forecast

Today

Mostly sunny and hot, with a high near 101. Heat index values as high as 107. Calm wind becoming south southeast around 5 mph in the morning.

Tonight

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

Thursday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Heat index values as high as 105. Southwest wind around 5 mph.

Thursday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. East southeast wind 5 to 10 mph.

Friday

A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 94. Southeast wind 5 to 10 mph.

Friday Night

Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph.

Saturday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

Saturday Night

Partly cloudy, with a low around 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

Sunday

A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 95. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77.

Monday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 97.

Monday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

Tuesday

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 94.