National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Mostly Cloudy

77°F

25°C

Humidity 69%
Wind Speed NE 10 G 16 mph
Barometer 29.80 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 30 Apr 6:15 pm CDT
Extended Forecast for

Castroville TX

Flood Watch April 30, 09:00pm until May 1, 09:00pm
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 63. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    Chance
    T-storms then
    T-storms

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 66. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. North northeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 72. North wind around 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. Northeast wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.

    Low: 65 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 63. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 66. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 51. North northeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 72. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 50. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 76. Calm wind becoming south southeast around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 56. Southeast wind around 5 mph.
Monday
Mostly cloudy, with a high near 83. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 65. South southeast wind 5 to 10 mph.
Tuesday
Mostly cloudy, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 88.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castroville TX
 29.34°N 98.89°W (Elev. 932 ft)
Last Update:
5:46 pm CDT Apr 30, 2026
Forecast Valid:
6pm CDT Apr 30, 2026-6pm CDT May 7, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation