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

79°F

26°C

Humidity 84%
Wind Speed SE 3 mph
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 10 Aug 2:55 am CDT
Extended Forecast for

Atascosa TX

  • Overnight

    Overnight: Mostly clear, with a low around 77. Southeast wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 97. Heat index values as high as 104. Southeast wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Southeast wind around 10 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 99. Heat index values as high as 104. South southeast wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

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

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. South southeast wind 10 to 15 mph.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 77. Southeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 97. Heat index values as high as 104. Southeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 77. Southeast wind around 10 mph.
Tuesday
Mostly sunny and hot, with a high near 99. Heat index values as high as 104. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny and hot, with a high near 100. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny and hot, with a high near 100. South southeast wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 98.
Friday Night
Partly cloudy, with a low around 76.
Saturday
Mostly sunny, with a high near 97.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Mostly sunny, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atascosa TX
 29.29°N 98.74°W (Elev. 650 ft)
Last Update:
2:42 am CDT Aug 10, 2026
Forecast Valid:
3am CDT Aug 10, 2026-6pm CDT Aug 16, 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