National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

81°F

27°C

Humidity 74%
Wind Speed SE 9 mph
Barometer 30.03 in (1014.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 14 Jul 10:51 pm CDT
Extended Forecast for

Alamo Heights TX

Flood Watch July 14, 11:42pm until July 15, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 14, 11:42pm until July 15, 07:00am

    NOW until 7:00am Tue

    Flood Watch

  • Tonight

    Low: 77 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms between 1pm and 4pm. Partly sunny, with a high near 94. Heat index values as high as 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 94 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 76. Southeast wind around 10 mph.

    Low: 76 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 96. Heat index values as high as 101. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 95. South southeast wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95. Calm wind becoming south southeast around 5 mph in the morning.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Mostly cloudy, with a low around 77. South southeast wind around 5 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms between 1pm and 4pm. Partly sunny, with a high near 94. Heat index values as high as 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Increasing clouds, with a low around 76. Southeast wind around 10 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 96. Heat index values as high as 101. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 73. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 95. South southeast wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 73. South southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 95. Calm wind becoming south southeast around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 75. Southeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 97.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny, with a high near 98.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Mostly sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alamo Heights TX
 29.48°N 98.45°W (Elev. 797 ft)
Last Update:
11:33 pm CDT Jul 14, 2025
Forecast Valid:
11pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation