Cover -- Copyright -- Summary of Changes - July 2010 -- Foreword -- Section 1 Aviation Weather Service Program -- 1.1 National Oceanic and Atmospheric Administration (NOAA) -- 1.2 Federal Aviation Administration (FAA) -- 1.3 Dissemination of Aviation Weather Products -- Section 2 Aviation Weather Product Classification and Policy -- 2.1 Classification of Aviation Weather Products -- 2.2 Types of Aviation Weather Information -- 2.3 Categorizing Aviation Weather Sources -- Section 3 Observed Text Products -- 3.1 Aviation Routine Weather Reports (METAR) and Aviation Selected Special Weather Reports (SPECI) -- 3.2 Pilot Weather Reports (PIREP) -- 3.3 Radar Weather Report (SD/ROB) -- Section 4 Radar and Satellite Imagery -- 4.1 Radar -- 4.2 Satellite -- Section 5 Graphical Observations and Derived Products -- 5.1 Surface Analysis Charts -- 5.2 Constant Pressure Charts -- 5.3 Freezing-level Graphics -- 5.4 Weather Depiction Chart -- 5.5 Alaska Weather Depiction Charts -- 5.6 Radar Summary Chart -- 5.7 Alaska Initial Geopotential Heights and Winds Charts -- Section 6 Products for Aviation Hazards -- 6.1 Significant Meteorological Information (SIGMET) -- 6.2 Airmen's Meteorological Information (AIRMET) -- 6.3 Graphical Airman's Meteorological Advisory (G-AIRMET) -- 6.4 Center Weather Advisory (CWA) -- 6.5 Additional Products for Convection -- 6.6 Products for Tropical Cyclones -- 6.7 Volcanic Ash Advisory Products -- Section 7 Forecast Text Products -- 7.1 Area Forecasts (FA) -- 7.2 Terminal Aerodrome Forecast (TAF) -- 7.3 International Aviation Route Forecasts (ROFOR) -- 7.4 Wind and Temperature Aloft Forecast (FB) -- Section 8 Forecast Charts -- 8.1 Short-Range Surface Prognostic (Prog) Charts -- 8.2 Low-Level Significant Weather (SIGWX) Charts -- 8.3 Mid-Level Significant Weather (SIGWX) Chart.

8.4 High-Level Significant Weather (SIGWX) Charts -- Section 9 Supplementary Products -- 9.1 Collaborative Convective Forecast Product (CCFP) -- 9.2 National Convective Weather Forecast (NCWF) -- 9.3 Current Icing Product (CIP) -- 9.4 Forecast Icing Potential (FIP) -- 9.5 Graphical Turbulence Guidance (GTG-2) -- 9.6 Meteorological Impact Statement (MIS) -- Section 10 Appendix A: Definitions of Common Terms Used in En Route Forecasts and Advisories -- Section 11 Appendix B: Contractions and Acronyms -- Section 12 Appendix C: Standard Conversion Chart -- Section 13 Appendix D: Density Altitude Calculation -- Section 14 Appendix E: Internet Links -- Section 15 Appendix F: AWC Advisory Plotting Chart -- Section 16 Appendix G: WSR-88D Weather Radar Network -- Section 17 Appendix H: AWC Geographical Area Designator Map -- Section 18 Appendix I: Present Weather Symbols -- Section 19 Appendix J: Turbulence and Icing Intensity Depictions.