Thunderstorms And Heavy Rain Is Expected Through The Plains; Poor Air Quality Persists Out West into Upper Midwest; Major Hurricane Lane Moves Into The Central Pacific

Thunderstorms with heavy to excessive rain is expected across much of the Plains, as a weather system moves into the region. Meanwhile, smoke from numerous ongoing wildfires in western North America are requiring air quality alerts throughout the West into the Upper Midwest. Finally, Major Hurricane Lane continues to track almost due west, transitioning from the Eastern to Central Pacific Ocean. Read More >

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

A Few Clouds

77°F

25°C

Humidity 82%
Wind Speed S 7 mph
Barometer 29.92 in (1011.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 4:51 am CDT
Extended Forecast for

San Antonio TX

  • Today

    Today: Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph.

    Hot

    High: 100 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 78. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Partly Cloudy

    Low: 78 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms.  Partly sunny and hot, with a high near 99. Heat index values as high as 104. South wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 99 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 77. East southeast wind 5 to 10 mph.

    Chance
    T-storms

    Low: 77 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 99. South wind around 5 mph becoming east southeast in the afternoon.

    Slight Chance
    T-storms

    High: 99 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 76. East wind 5 to 10 mph becoming south after midnight.

    Partly Cloudy

    Low: 76 °F

  • Wednesday

    Wednesday: Sunny and hot, with a high near 99. South wind around 5 mph becoming east in the afternoon.

    Hot

    High: 99 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 76. East wind 5 to 10 mph becoming south after midnight.

    Mostly Clear

    Low: 76 °F

  • Thursday

    Thursday: Sunny and hot, with a high near 100. South southwest wind 5 to 10 mph becoming southeast in the afternoon.

    Hot

    High: 100 °F

Detailed Forecast

Today
Mostly sunny and hot, with a high near 100. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 78. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 99. Heat index values as high as 104. South wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. East southeast wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99. South wind around 5 mph becoming east southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. East wind 5 to 10 mph becoming south after midnight.
Wednesday
Sunny and hot, with a high near 99. South wind around 5 mph becoming east in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. East wind 5 to 10 mph becoming south after midnight.
Thursday
Sunny and hot, with a high near 100. South southwest wind 5 to 10 mph becoming southeast in the afternoon.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny, with a high near 98.
Friday Night
Mostly clear, with a low around 76.
Saturday
Mostly sunny, with a high near 97.
Click Map For Forecast
Point Forecast:
San Antonio TX
 29.46°N 98.53°W (Elev. 699 ft)
2:55 am CDT Aug 19, 2018
5am CDT Aug 19, 2018-6pm CDT Aug 25, 2018
 
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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