Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

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 82%
Wind Speed S 10 mph
Barometer 30.05 in (1015.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Jul 8:51 am CDT
Extended Forecast for

San Antonio International Airport TX

Flood Watch July 15, 09:23am until July 15, 01:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 15, 09:23am until July 15, 01:00pm

    NOW until 1:00pm Tue

    Flood Watch

  • Today

    High: 94 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 102. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Gradual
    Clearing

  • Wednesday Night

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

    Low: 73 °F

    Partly Cloudy

  • Thursday

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

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. South southeast wind 5 to 10 mph.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 94. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75. East southeast wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 94. Heat index values as high as 101. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 102. 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 95. South southeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 74. South southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 94. Calm wind becoming south southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 75. East southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 96. Calm wind becoming south around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Mostly sunny, with a high near 97.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Mostly sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.55°N 98.46°W (Elev. 751 ft)
7:44 am CDT Jul 15, 2025
9am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database