Severe thunderstorms and heavy rain possible for portions of the southern and central plains and the lower Great Lakes. Hot conditions in the Northwest.

scattered to numerous showers and thunderstorms are expected across portions of the central and southern plains and across portions of the lower Great Lakes. Some thunderstorms may be severe with damaging winds and large hail. Hot and dry conditions are expected in the Northwest. High temperatures today and Friday will be 10 to 20 degrees above average across western Washington and Oregon. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Mostly Cloudy

77°F

25°C

Humidity 88%
Wind Speed S 9 mph
Barometer 30.07 in (1016.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Aug 1:51 am CDT
Extended Forecast for

San Antonio TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 75. Southeast wind around 5 mph.

    Mostly Cloudy

    Low: 75 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 91. Heat index values as high as 97. East southeast wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 91 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 73. East southeast wind 5 to 10 mph becoming light southeast  after midnight.

    Partly Cloudy

    Low: 73 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 90. East northeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 90 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 73. East wind 5 to 10 mph.

    Mostly Cloudy

    Low: 73 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 89. Northeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 89 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. North northeast wind 5 to 10 mph.

    Slight Chance
    T-storms

    Low: 73 °F

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 88. East northeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 88 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. Northeast wind 5 to 10 mph.

    Chance
    T-storms

    Low: 73 °F

Detailed Forecast

Overnight
Mostly cloudy, with a low around 75. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Heat index values as high as 97. East southeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 73. East southeast wind 5 to 10 mph becoming light southeast after midnight.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. East northeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 73. East wind 5 to 10 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Northeast wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. North northeast wind 5 to 10 mph.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88. East northeast wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Northeast wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Tuesday Night
Mostly cloudy, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Click Map For Forecast
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
7:02 pm CDT Aug 25, 2016
2am CDT Aug 26, 2016-6pm CDT Sep 1, 2016
 
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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