THE ESSENTIAL FULL-COLOR WEATHER HANDBOOK FOR PILOTS! This full-color handbook, released by the Federal Aviation Administration in April 2026, supersedes edition FAA-H-8083-28A, Aviation Weather Handbook**, dated December 2024.** This handbook consolidates the weather information from six FAA weather-related advisory circulars (AC) into one useful publication. The following ACs were canceled and replaced by this handbook: AC 00-06, Aviation Weather AC 00-24, Thunderstorms AC 00-30, Clear Air Turbulence Avoidance AC 00-45, Aviation Weather Services AC 00-54, Pilot Windshear Guide AC 00-57, Hazardous Mountain Winds The FAA designed Aviation Weather Handbook as a technical reference for all who operate in the National Aerospace System (NAS). Pilots, dispatchers, and operators will find this handbook a valuable resource for flight planning and decision making. With a complete guide to the United States' aviation weather program, products, and services, it also documents weather theory and its application to aviation. The objective of this handbook is to help the pilot and operator understand the basics of weather, aviation weather hazards, and aviation weather products. Beginners and advanced pilots alike will find the Aviation Weather Handbook to be a critical resource for all aviation weather subjects.