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

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Light Rain

79°F

26°C

Humidity 62%
Wind Speed SE 18 G 29 mph
Barometer 29.94 in (1011.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Apr 12:51 pm CDT
Extended Forecast for

San Antonio TX

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 88. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 88 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 71. Southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 80. Southeast wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 56. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers. Mostly cloudy, with a high near 64. North northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Cloudy, with a low around 55. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. North northeast wind 5 to 10 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53. Northeast wind around 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66. East wind around 5 mph.

    High: 66 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 88. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 71. Southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 80. Southeast wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 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 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 56. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 64. North northeast wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
A 30 percent chance of showers. Cloudy, with a low around 55. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. North northeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 53. Northeast wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 66. East wind around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Partly sunny, with a high near 77.
Wednesday Night
Mostly cloudy, with a low around 61.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
Last Update:
1:24 pm CDT Apr 3, 2026
Forecast Valid:
1pm CDT Apr 3, 2026-6pm CDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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