 Rainfall from John, combined with continual precipitation during the two weeks before the storm, left thousands of people homeless.Moisture from the remnants of John combined with an approaching cold front to produce moderate amounts of rainfall across the southwest United States, including a total of 8 inches (200 mm) in Whitharral and more than 3 inches (75 mm) in El Paso, Texas.The rainfall flooded many roads in southwestern Texas, including a ½ mile (800 m) portion of Interstate 10 in El Paso.