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Severe Thunderstorm Threats and Areas of Heavy Rain This Week

A weather system producing areas of heavy rain will slowly move northeast along the east coast into mid-week. Meanwhile, a new weather system may produce severe thunderstorms potentially containing large hail, damaging winds, and isolated tornadoes in the Plains and Mississippi Valley. Heavy rain and flash flooding may also develop Wednesday for the Mississippi Valley and Upper Great Lakes. Read More >

Hazardous Weather Conditions

Current conditions at

San Antonio, San Antonio International Airport (KSAT)

Lat: 29.53°NLon: 98.46°WElev: 807ft.

Overcast

72°F

22°C

Humidity 79%
Wind Speed S 10 mph
Barometer 29.67 in (1003.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 25 Apr 10:51 am CDT
Extended Forecast for

San Antonio TX

  • Today

    Today: Mostly sunny, with a high near 90. South wind 5 to 10 mph.

    Mostly Sunny

    High: 90 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 70. South southeast wind around 10 mph.

    Partly Cloudy

    Low: 70 °F

  • Wednesday

    Wednesday: Sunny, with a high near 90. South southwest wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    Sunny

    High: 90 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 54. North northwest wind 5 to 15 mph becoming east northeast after midnight.

    Clear

    Low: 54 °F

  • Thursday

    Thursday: Sunny, with a high near 87. Light and variable wind becoming south 5 to 10 mph in the morning.

    Sunny

    High: 87 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 68. South southeast wind 5 to 10 mph.

    Mostly Clear

    Low: 68 °F

  • Friday

    Friday: Mostly sunny, with a high near 93. South wind 5 to 10 mph.

    Mostly Sunny

    High: 93 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 75. South southeast wind around 10 mph.

    Partly Cloudy

    Low: 75 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 91. South wind 5 to 10 mph.

    Slight Chance
    T-storms

    High: 91 °F

Detailed Forecast

Today
Mostly sunny, with a high near 90. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 70. South southeast wind around 10 mph.
Wednesday
Sunny, with a high near 90. South southwest wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 54. North northwest wind 5 to 15 mph becoming east northeast after midnight.
Thursday
Sunny, with a high near 87. Light and variable wind becoming south 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 68. South southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 93. South wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 75. South southeast wind around 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. South wind 5 to 10 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
San Antonio TX
 29.46°N 98.5°W (Elev. 741 ft)
5:43 am CDT Apr 25, 2017
11am CDT Apr 25, 2017-6pm CDT May 1, 2017
 
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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