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

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Partly Cloudy

86°F

30°C

Humidity 52%
Wind Speed SE 14 G 18 mph
Barometer 29.87 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 May 1:55 pm CDT
Extended Forecast for

Castroville TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 92. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 75. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 75 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 92. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 78. Southeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, with a high near 93. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 79. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 79 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 93. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 74 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 88. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 92. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 75. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 92. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 78. Southeast wind around 15 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, with a high near 93. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 79. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 93. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 88. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Castroville TX
 29.36°N 98.89°W (Elev. 817 ft)
Last Update:
1:46 pm CDT May 16, 2026
Forecast Valid:
2pm CDT May 16, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation