Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

San Antonio - Kelly Field (KSKF)

Lat: 29.38°NLon: 98.58°WElev: 689ft.

Mostly Cloudy

80°F

27°C

Humidity 66%
Wind Speed S 14 mph
Barometer 29.96 in (1013.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 20 Nov 10:55 am CST
Extended Forecast for

4 Miles ENE Atascosa TX

Flood Watch November 20, 11:01am until November 21, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch November 20, 11:01am until November 21, 06:00am

    NOW until 6:00am Fri

    Flood Watch

  • Today

    High: 83 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 3am.  Mostly cloudy, with a low around 67. East southeast wind 5 to 10 mph.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before noon, then a slight chance of showers.  Cloudy, then gradually becoming mostly sunny, with a high near 80. North northeast wind around 5 mph becoming south southwest in the morning.  Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 9pm.  Increasing clouds, with a low around 65. Northeast wind around 5 mph.  Chance of precipitation is 30%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers.  Mostly cloudy, with a high near 79. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 65. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 80. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 83. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 67. East southeast wind 5 to 10 mph. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms before noon, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 80. North northeast wind around 5 mph becoming south southwest in the morning. Chance of precipitation is 40%.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 9pm. Increasing clouds, with a low around 65. Northeast wind around 5 mph. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 79. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 65. East wind around 10 mph, with gusts as high as 20 mph.
Sunday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 80. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Showers likely and possibly a thunderstorm before noon, then a chance of showers. Partly sunny, with a high near 75. South southeast wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Atascosa TX
 29.32°N 98.68°W (Elev. 610 ft)
10:32 am CST Nov 20, 2025
11am CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database