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

70°F

21°C

Humidity 73%
Wind Speed SE 6 mph
Barometer 29.73 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 18 Feb 7:15 pm CST
Extended Forecast for

6 Miles WSW Helotes TX

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 60. South southeast wind around 5 mph.

    Low: 60 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 85. South wind around 5 mph becoming north in the afternoon.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. East wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 83. Northeast wind around 5 mph becoming southeast in the afternoon.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Southeast wind around 5 mph becoming north after midnight.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Northeast wind 5 to 10 mph.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 60. South southeast wind around 5 mph.
Thursday
Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 85. South wind around 5 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. East wind around 5 mph.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 83. Northeast wind around 5 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 59. Southeast wind around 5 mph becoming north after midnight.
Saturday
Mostly sunny, with a high near 78. North wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 44. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 67. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 42. Northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Helotes TX
 29.54°N 98.77°W (Elev. 1050 ft)
Last Update:
5:42 pm CST Feb 18, 2026
Forecast Valid:
7pm CST Feb 18, 2026-6pm CST Feb 25, 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