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.

Partly Cloudy

65°F

18°C

Humidity 97%
Wind Speed N 3 mph
Barometer 29.87 in (1009.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 22 May 6:51 am CDT
Extended Forecast for

Terrell Hills TX

Flood Watch May 22, 07:00pm until May 25, 07:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Mostly sunny, with a high near 87. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 71. Southeast wind 5 to 10 mph.

    Low: 71 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Northeast wind around 5 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. East wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North northeast wind around 5 mph becoming east in the afternoon.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. East wind around 5 mph becoming calm after midnight.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 87. Calm wind becoming south southeast around 5 mph in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 71. Southeast wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Northeast wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 69. East wind around 5 mph becoming calm in the evening.
Memorial Day
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North northeast wind around 5 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 70. East wind around 5 mph becoming calm after midnight.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86. Calm wind becoming south southeast around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Terrell Hills TX
 29.46°N 98.43°W (Elev. 653 ft)
Last Update:
6:46 am CDT May 22, 2026
Forecast Valid:
7am CDT May 22, 2026-6pm CDT May 28, 2026
 
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