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.

Mostly Cloudy

77°F

25°C

Humidity 83%
Wind Speed E 3 mph
Barometer 29.97 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 22 Sep 3:35 am CDT
Extended Forecast for

Castroville TX

  • Overnight

    Overnight: Mostly clear, with a low around 74. East wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 94. Light northeast wind becoming east 5 to 10 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 94. North northeast wind 5 to 10 mph becoming east in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 93. East wind 5 to 10 mph.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 93. Calm wind becoming east southeast around 5 mph in the morning.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 74. Southeast wind 5 to 10 mph.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 74. East wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 94. Light northeast wind becoming east 5 to 10 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 94. North northeast wind 5 to 10 mph becoming east in the afternoon.
Wednesday Night
Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 93. East wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 93. Calm wind becoming east southeast around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 74. Southeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
Partly sunny, with a high near 94.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 74.
Monday
Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castroville TX
 29.34°N 98.89°W (Elev. 932 ft)
Last Update:
2:46 am CDT Sep 22, 2026
Forecast Valid:
3am CDT Sep 22, 2026-6pm CDT Sep 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation