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 >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Partly Cloudy

93°F

34°C

Humidity 41%
Wind Speed SE 14 G 23 mph
Barometer 29.93 in (1011.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 15 Jul 5:51 pm CDT
Extended Forecast for

Castle Hills TX

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 7pm.  Increasing clouds, with a low around 76. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 96. Heat index values as high as 100. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Clear

  • 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 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 93. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 93 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 75. South southeast wind around 5 mph.

    Low: 75 °F

    Mostly Cloudy

  • Saturday

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

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 7pm. Increasing clouds, with a low around 76. South southeast wind around 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 100. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 72. 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 73. Southeast wind 5 to 10 mph.
Friday
Partly sunny, with a high near 93. Calm wind becoming south southeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 75. South southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 95. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 75. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 96.
Sunday Night
Partly cloudy, with a low around 75.
Monday
Mostly sunny, with a high near 98.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
Mostly sunny, with a high near 98.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.53°N 98.51°W (Elev. 869 ft)
6:02 pm CDT Jul 15, 2025
6pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database