Heavy Rainfall Possible Across the Central U.S.; Poor Air Quality Across the Northwest and North Central States

Thunderstorms will produce locally heavy rainfall and possibly some flash flooding across central portions of the country through tonight, with a few strong to locally severe thunderstorms possible. Otherwise, smoke from the wildfires burning across western North America will continue to create poor air quality across northern portions of the country. 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 85%
Wind Speed S 7 mph
Barometer 29.92 in (1011.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Aug 5:51 am CDT
Extended Forecast for

San Antonio International Airport 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, with a high near 98. Heat index values as high as 103. South wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 98 °F

  • Monday
    Night

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

    Chance
    T-storms

    Low: 77 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 98. South wind around 5 mph becoming east southeast in the afternoon.

    Slight Chance
    T-storms

    High: 98 °F

  • Tuesday
    Night

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

    Partly Cloudy

    Low: 76 °F

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. South wind around 5 mph becoming east in the afternoon.

    Hot

    High: 100 °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. 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, with a high near 98. Heat index values as high as 103. South wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 98. 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 southwest after midnight.
Wednesday
Sunny and hot, with a high near 100. 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. 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 International Airport TX
 29.53°N 98.45°W (Elev. 771 ft)
5:43 am CDT Aug 19, 2018
6am 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