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

77°F

25°C

Humidity 69%
Wind Speed SE 1 mph
Barometer 29.88 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 3 Aug 3:15 am CDT
Extended Forecast for

3 Miles NNE Atascosa TX

  • Overnight

    Overnight: Clear, with a low around 75. Calm wind.

    Low: 75 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 98. Heat index values as high as 102. South southeast wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 97. South southeast wind 5 to 10 mph.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 97. South southeast wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 75. Calm wind.
Monday
Sunny and hot, with a high near 100. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 98. Heat index values as high as 102. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 97. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 77. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 97. South southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 77. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 97.
Friday Night
Mostly clear, with a low around 76.
Saturday
Mostly sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Mostly sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Atascosa TX
 29.32°N 98.71°W (Elev. 659 ft)
Last Update:
2:44 am CDT Aug 3, 2026
Forecast Valid:
3am CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation