Extreme Fire Weather Concerns for the Western U.S.; Severe Weather and Flooding Threats for the Central U.S.

Extremely critical fire weather conditions are expected to develop across the Great Basin and Southwest today, and exceptionally dry and windy conditions will promote rapid wildfire spread through the weekend. Scattered severe thunderstorms and heavy rain are possible across parts of the Ozark Plateau into lower Ohio Valley and parts of the northern Rockies into adjacent Great Plains. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

80°F

27°C

Humidity 82%
Wind Speed S 14 G 24 mph
Barometer 29.99 in (1013.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 27 Jun 12:51 am CDT
Extended Forecast for

San Antonio TX

  • Overnight

    Overnight: Partly cloudy, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 95. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 95 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 95. Heat index values as high as 104. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 96. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. Southeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 95. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 75. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 95. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 95. Heat index values as high as 104. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 78. Southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 96. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 76. Southeast wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 95. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 76. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Mostly sunny, with a high near 95.
Thursday Night
Mostly clear, with a low around 77.
Friday
Mostly sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
1:28 am CDT Jun 27, 2026
1am CDT Jun 27, 2026-6pm CDT Jul 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database