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.

Overcast

70°F

21°C

Humidity 94%
Wind Speed SE 6 mph
Barometer 29.97 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 16 Apr 7:35 am CDT
Extended Forecast for

7 Miles SSW Helotes TX

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 89. South southeast wind 5 to 10 mph.

    High: 89 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 66. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. East southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 78 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 54. North northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 54. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 65. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 65 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 89. South southeast wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 66. Southeast wind around 10 mph, with gusts as high as 20 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 66. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 78. East southeast wind 5 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 54. North northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 69. Northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 65. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers and thunderstorms. Cloudy, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Helotes TX
 29.48°N 98.74°W (Elev. 997 ft)
Last Update:
6:44 am CDT Apr 16, 2026
Forecast Valid:
8am CDT Apr 16, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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