Castroville, TX

Current conditions, hourly and 7-day forecast, and live radar for Castroville, TX 78009. Right now: slight chance showers and thunderstorms then partly cloudy, 76°F. Data from the National Weather Service.

• Tonight: A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
• Thursday: Mostly sunny, with a high near 98. Heat index values as high as 104. Southeast wind around 5 mph.
• Thursday Night: Mostly clear, with a low around 75. Heat index values as high as 101. Southeast wind 5 to 10 mph.
• Friday: Sunny, with a high near 100. Heat index values as high as 106. Southeast wind around 5 mph.
• Friday Night: Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.
• Saturday: Sunny, with a high near 100. Southeast wind 5 to 10 mph.