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.

Overcast

75°F

24°C

Humidity 88%
Wind Speed SW 3 mph
Barometer 29.87 in (1009.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 3 Nov 4:51 am CST
Extended Forecast for

San Antonio TX

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. West southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 78. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. North wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. North wind around 5 mph becoming calm in the morning.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. East southeast wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 79. East wind around 5 mph becoming calm.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Light and variable wind becoming north 10 to 15 mph in the evening. Winds could gust as high as 30 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. North northeast wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. West southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely and possibly a thunderstorm before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 78. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Mostly clear, with a low around 57. North wind around 5 mph.
Wednesday
Sunny, with a high near 75. North wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 58. East southeast wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 79. East wind around 5 mph becoming calm.
Thursday Night
Partly cloudy, with a low around 61. Light and variable wind becoming north 10 to 15 mph in the evening. Winds could gust as high as 30 mph.
Friday
Mostly sunny, with a high near 74. North wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 56. North northeast wind 5 to 10 mph.
Saturday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 68.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 70.
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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:
5:42 am CST Nov 3, 2026
Forecast Valid:
5am CST Nov 3, 2026-6pm CST Nov 9, 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