Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

76°F

24°C

Humidity 82%
Wind Speed Calm
Barometer 30.01 in (1014.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 2 Sep 2:51 am CDT
Extended Forecast for

Castle Hills TX

  • Overnight

    Overnight: Partly cloudy, with a low around 74. Calm wind becoming north northeast around 5 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 95. North northeast wind around 5 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97. North northeast wind around 5 mph.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Northeast wind around 5 mph becoming south southwest after midnight.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. Southeast wind around 5 mph.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Mostly Sunny

  • Friday Night

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

    Low: 75 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 74. Calm wind becoming north northeast around 5 mph.
Tuesday
Sunny, with a high near 95. North northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 74. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 97. North northeast wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 72. Northeast wind around 5 mph becoming south southwest after midnight.
Thursday
Sunny and hot, with a high near 100. Calm wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 74. Southeast wind around 5 mph.
Friday
Mostly sunny, with a high near 98. South wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 75. Southeast wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 94.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.5°N 98.53°W (Elev. 810 ft)
1:44 am CDT Sep 2, 2025
2am CDT Sep 2, 2025-6pm CDT Sep 8, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database