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

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

76°F

24°C

Humidity 79%
Wind Speed SE 15 mph
Barometer 29.93 in (1011.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 17 Nov 9:51 pm CST
Extended Forecast for

Castle Hills TX

  • Tonight

    Tonight: Increasing clouds, with a low around 71. South wind around 10 mph.

    Low: 71 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 70. South southeast wind around 5 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 86. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, cloudy, with a low around 70. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Areas of fog before 8am. High near 77. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers before noon. Mostly sunny, with a high near 79. North northwest wind around 5 mph.

    High: 79 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. North wind 5 to 10 mph.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 71. South wind around 10 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 70. South southeast wind around 5 mph.
Wednesday
A 40 percent chance of showers. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 86. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, cloudy, with a low around 70. Southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Showers and possibly a thunderstorm. Areas of fog before 8am. High near 77. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 79. North northwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 58. North wind 5 to 10 mph.
Saturday
A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 76.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 71.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castle Hills TX
 29.5°N 98.53°W (Elev. 810 ft)
Last Update:
7:52 pm CST Nov 17, 2025
Forecast Valid:
10pm CST Nov 17, 2025-6pm CST Nov 24, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation