This FAA advisory circular provides an improved organization of aviation weather information and supplements its companion manual, the current edition of AC 00-6, Aviation Weather, which documents weather theory and its application to aviation. This publication’s objective is to bring the pilot and operator up to date on new and evolving weather information and capabilities to help plan a safe and efficient flight, while also describing the traditional weather products that remain.Contents Include:AVIATION WEATHER SERVICE PROGRAMAVIATION WEATHER PRODUCT POLICYOBSERVATIONSANALYSISFORECASTSAVIATION WEATHER TOOLS