Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Isolated Severe Thunderstorms and Heavy Rain Possible from Central Plains to Interior Northeast

A series of weather systems will bring showers and thunderstorms from the central and southern Plains to the Interior Northeast through midweek. A few of these storms could be severe and contain heavy rain that could lead to isolated flash flooding. Additional severe thunderstorms and heavy rain are expected in southwestern Texas on Wednesday. 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

73°F

23°C

Humidity 84%
Wind Speed E 5 mph
Barometer 30.06 in (1016.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 30 May 5:51 am CDT
Extended Forecast for

San Antonio TXSimilar City Names

  • Today

    Today: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. North northeast wind around 5 mph.

    Slight Chance
    T-storms

    High: 88 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. East wind around 5 mph.

    Slight Chance
    T-storms

    Low: 70 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 8am.  Mostly cloudy, with a high near 85. East wind 5 to 10 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 85 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. East southeast wind 5 to 10 mph.

    Chance
    T-storms

    Low: 71 °F

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 85. Southeast wind 5 to 10 mph.

    Chance
    T-storms

    High: 85 °F

  • Thursday
    Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.

    Chance
    T-storms then
    Slight Chance
    T-storms

    Low: 72 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. South southeast wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 88 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 72 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 8am.  Partly sunny, with a high near 90. South southeast wind around 5 mph.

    Slight Chance
    T-storms

    High: 90 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. North northeast wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 8am. Mostly cloudy, with a high near 85. East wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East southeast wind 5 to 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Southeast wind 5 to 10 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. South southeast wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 90. South southeast wind around 5 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Click Map For Forecast
Point Forecast:
San Antonio TXSimilar City Names
 29.46°N 98.5°W (Elev. 741 ft)
5:42 am CDT May 30, 2017
6am CDT May 30, 2017-6pm CDT Jun 5, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database