For the North Atlantic...Caribbean Sea and the Gulf of Mexico: 1. Northwestern Gulf of Mexico: Shower and thunderstorm activity has increased early this morning in association with an area of low pressure area located near the coast of Texas just south-southeast of Corpus Christi. Surface and radar observations indicate that the circulation has become a little better defined, however the center is expected to move inland over southern Texas this morning and further significant development is not anticipated. Regardless of development, heavy rains are forecast across southern Texas through Monday, which could cause localized areas of flash flooding. For more information about the potential for heavy rainfall, please see products issued by your local National Weather Service office and the Weather Prediction Center. * Formation chance through 48 hours...low...10 percent. * Formation chance through 5 days...low...10 percent.