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.

Fair

79°F

26°C

Humidity 74%
Wind Speed E 2 mph
Barometer 29.94 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 4 Aug 3:15 am CDT
Extended Forecast for

Castroville TX

  • Overnight

    Overnight: Mostly clear, with a low around 75. East southeast wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Heat index values as high as 104. East wind around 5 mph becoming south southeast in the morning.

    High: 100 °F

    Hot

  • Monday Night

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

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 98. Heat index values as high as 101. East southeast wind around 5 mph.

    High: 98 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. South southeast wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. Calm wind becoming southeast around 5 mph in the morning.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. South southeast wind around 5 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 75. East southeast wind around 5 mph.
Monday
Sunny and hot, with a high near 100. Heat index values as high as 104. East wind around 5 mph becoming south southeast in the morning.
Monday Night
Partly cloudy, with a low around 75. East southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 98. Heat index values as high as 101. East southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 74. South southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 98. Calm wind becoming southeast around 5 mph in the morning.
Wednesday Night
Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 99. South southeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 100.
Friday Night
Mostly clear, with a low around 74.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castroville TX
 29.36°N 98.87°W (Elev. 787 ft)
Last Update:
1:42 am CDT Aug 4, 2025
Forecast Valid:
3am CDT Aug 4, 2025-6pm CDT Aug 10, 2025
 
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