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.

Fog/Mist

72°F

22°C

Humidity 94%
Wind Speed SE 3 mph
Barometer 30.06 in
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 12 Apr 7:55 am CDT
Extended Forecast for

7 Miles SSW Helotes TX

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 1pm, then showers and thunderstorms likely after 1pm. Some of the storms could be severe. High near 79. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 1am. Cloudy, with a low around 67. South southeast wind 5 to 10 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. South southeast wind 5 to 10 mph.

    High: 83 °F

    Cloudy then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 67. Southeast wind around 10 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 83. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 67. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. South southeast wind around 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 87. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 87 °F

    Partly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 1pm, then showers and thunderstorms likely after 1pm. Some of the storms could be severe. High near 79. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 40 percent chance of showers and thunderstorms before 1am. Cloudy, with a low around 67. South southeast wind 5 to 10 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. South southeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 67. Southeast wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 83. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 67. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. South southeast wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 87. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Mostly cloudy, with a high near 89.
Friday Night
Mostly cloudy, with a low around 68.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
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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:
6:42 am CDT Apr 12, 2026
Forecast Valid:
8am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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