National Hurricane Center tracking 5 systems in Atlantic. Florida needs to watch one closely TCPalmCaribbean, Gulf On Watch For Tropical Development By National Hurricane Center The Weather ChannelTropical depression may form soon in Gulf of Mexico as 4 disturbances swirl in Atlantic NOLA.comNHC monitoring Tropical Depression 12, Joyce, Isaac and more at the peak of hurricane season WESH 2 OrlandoStorm tracker: Tropical Storm Joyce path, Hurricane Isaac, possible storm in Caribbean USA TODAY