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.

A Few Clouds

85°F

29°C

Humidity 45%
Wind Speed Vrbl 6 mph
Barometer 30.03 in (1014.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 8 Oct 11:51 am CDT
Extended Forecast for

San Antonio International Airport TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. East northeast wind around 5 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. East northeast wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. Northeast wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 68. East northeast wind around 5 mph becoming north after midnight.

    Low: 68 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 88. North wind around 5 mph becoming east northeast in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. East wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. South southeast wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Southeast wind 5 to 10 mph.

    Low: 72 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 90. South southeast wind 5 to 10 mph.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 90. East northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 69. East northeast wind around 5 mph.
Friday
Sunny, with a high near 90. Northeast wind 5 to 10 mph.
Friday Night
Clear, with a low around 68. East northeast wind around 5 mph becoming north after midnight.
Saturday
Sunny, with a high near 88. North wind around 5 mph becoming east northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 68. East wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 90. South southeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 72. Southeast wind 5 to 10 mph.
Columbus Day
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 90. South southeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Partly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio International Airport TX
 29.53°N 98.48°W (Elev. 817 ft)
Last Update:
11:32 am CDT Oct 8, 2026
Forecast Valid:
12pm CDT Oct 8, 2026-6pm CDT Oct 14, 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