National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain From the Plains to the Northeast; Heat Wave Begins

Severe thunderstorms and heavy rainfall are likely across parts of the Northeast, portions of the northern and central Plains, and the Ohio Valley. Portions of northeast Missouri and central Illinois could experience locally significant flash flooding. Dangerously hot conditions are expected in the Central Plains, Lower and Middle Mississippi Valley, and Southeast. Read More >

Current conditions at

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Fair

90°F

32°C

Humidity 59%
Wind Speed S 12 mph
Barometer 30.03 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 20 Jul 1:15 pm CDT
Extended Forecast for

Castroville TX

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 96. Heat index values as high as 100. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 98. Heat index values as high as 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 98. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 99. South southeast wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100. South southeast wind around 5 mph.

    High: 100 °F

    Hot

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 96. Heat index values as high as 100. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 76. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 98. Heat index values as high as 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 98. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 74. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny and hot, with a high near 99. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. Southeast wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 100. South southeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 98.
Friday Night
Partly cloudy, with a low around 77.
Saturday
Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castroville TX
 29.36°N 98.87°W (Elev. 787 ft)
Last Update:
1:10 pm CDT Jul 20, 2025
Forecast Valid:
1pm CDT Jul 20, 2025-6pm CDT Jul 26, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation