Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Current conditions at

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Overcast

73°F

23°C

Humidity 89%
Wind Speed SE 10 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 20 Nov 5:55 am CST
Extended Forecast for

2 Miles E Castroville TX

Flood Watch November 20, 06:02am until November 21, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch November 20, 06:02am until November 21, 06:00am

    NOW until 6:00am Fri

    Flood Watch

  • Today

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Increasing clouds, with a low around 65. North northeast wind 5 to 10 mph becoming east southeast after midnight.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms

  • 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 81. Northeast wind around 5 mph.  Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after midnight.  Increasing clouds, with a low around 63. Northeast wind 5 to 10 mph.  Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 80. East wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 64. East wind around 10 mph.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 79. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Chance
    T-storms

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 83. Southeast wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Tonight
A 50 percent chance of showers and thunderstorms. Increasing clouds, with a low around 65. North northeast wind 5 to 10 mph becoming east southeast after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
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 81. Northeast wind around 5 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after midnight. Increasing clouds, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 64. East wind around 10 mph.
Sunday
Showers likely before 9am, then showers likely and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 79. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. 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 78. Southeast wind 5 to 10 mph becoming northwest in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Castroville TX
 29.34°N 98.84°W (Elev. 735 ft)
5:42 am CST Nov 20, 2025
6am CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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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