original: It formed on July 19 from a trough of low pressure off the Southeast U. S. Coast.
simplifications: It formed on July 19 off the Southeast U. S. Coast. It formed on July 19 from a channel of low pressure off the Southeast U. S. Coast. It formed on July 19 from low pressure, off the Southeast Coast. It formed on July 19th. It started from a trough of low pressure off the Southeast U. S. Coast. It formed on July 19. It started from a low pressure area off the Southeast U. S. Coast. It formed on July 19. It came from a trough of low pressure off the Southeast U. S. It was created on July 19 from a trough of low pressure off the Southeast U. S. Coast. It formed from a point of low pressure near the Southeast U.S. Coast. It was formed on July 19 from a trough of low pressure off the southeastern U.S. coast. It formed on July 19 from a trough of low pressure from the Southeast U. S. Coast.