Pack your patience if you are flying out of town to see fireworks. Miami International's Greg Chin says they're expecting 800-thousand passengers during the holiday travel period. He's advising everyone to arrive three hours ahead of domestic flights and four hours for international. Ft. Lauderdale-Hollywood International is expecting an average of 532-thousand people during the five-day holiday travel period ending Monday. Keep close tabs on the weather, heavy rain is predicted along the Eastern seaboard and there's a chance of a tropical system developing.