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

90°F

32°C

Humidity 55%
Wind Speed Vrbl 2 mph
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 2 Aug 12:15 pm CDT
Extended Forecast for

Castroville TX

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 99. Northeast wind around 5 mph.

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. East wind around 5 mph becoming north after midnight.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 75. South southeast wind around 5 mph.

    Low: 75 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. South southeast wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. South southeast wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 97. South southeast wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 99. Northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 74. East wind around 5 mph becoming north after midnight.
Monday
Sunny and hot, with a high near 100. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Clear, with a low around 75. South southeast wind around 5 mph.
Tuesday
Sunny and hot, with a high near 100. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 98. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 97. South southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 76.
Friday
Mostly sunny, with a high near 97.
Friday Night
Mostly clear, with a low around 76.
Saturday
Mostly sunny, with a high near 97.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castroville TX
 29.36°N 98.87°W (Elev. 787 ft)
Last Update:
11:32 am CDT Aug 2, 2026
Forecast Valid:
12pm CDT Aug 2, 2026-6pm CDT Aug 8, 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