Acceptable weather products and resources required for preflight planning, current and forecast weather for departure, en route, and arrival phases of flight

Instrument Rating Airplane ACS › I. Preflight Preparation › B. Weather Information

Acceptable weather products and resources required for preflight planning, current and forecast weather for departure, en route, and arrival phases of flight such as: a. Airport Observations (METAR and SPECI) and Pilot Observations (PIREP) b. Surface Analysis Chart, Ceiling and Visibility Chart (CVA) c. Terminal Aerodrome Forecasts (TAF) d. Graphical Forecasts for Aviation (GFA) e. Wind and Temperature Aloft Forecast (FB) f. Convective Outlook (AC) g. Inflight Aviation Weather Advisories including Airmen's Meteorological Information (AIRMET), Significant Meteorological Information (SIGMET), and Convective SIGMET