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

84°F

29°C

Humidity 74%
Wind Speed SE 8 mph
Barometer 29.93 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 29 Jul 10:15 am CDT
Extended Forecast for

3 Miles SSW Castroville TX

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph.

    High: 98 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: 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

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 99. Heat index values as high as 103. South southeast wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101. South wind around 5 mph.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 77. Southeast wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 100. Calm wind becoming south southwest around 5 mph.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 79. South southeast wind around 5 mph.

    Low: 79 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 100. East wind around 5 mph.

    High: 100 °F

    Hot

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 98. Heat index values as high as 104. South southeast wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 99. Heat index values as high as 103. South southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 101. South wind around 5 mph.
Friday Night
Mostly clear, with a low around 77. Southeast wind 5 to 10 mph.
Saturday
Mostly sunny and hot, with a high near 100. Calm wind becoming south southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 79. South southeast wind around 5 mph.
Sunday
Mostly sunny and hot, with a high near 100. East wind around 5 mph.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny and hot, with a high near 100.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Mostly sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Castroville TX
 29.31°N 98.89°W (Elev. 873 ft)
Last Update:
6:42 am CDT Jul 29, 2026
Forecast Valid:
10am CDT Jul 29, 2026-6pm CDT Aug 4, 2026
 
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