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United States Department of Transportation United States Department of Transportation

Advisory Circulars (ACs)

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Advisory Circulars (ACs) search results
Number Title Status Office Date
00-54 Pilot Windshear Guide

Communicates key windshear information relevant to flight crews. Appendix 1 of this advisory circular is the Pilot Windshear Guide, which is only one section of the two-volume Windshear Training Aid.

Cancelled AFS-400 1988-11-25
00-24C Thunderstorms

This advisory circular (AC) describes the hazards of thunderstorms to aviation and offers guidance to help prevent accidents caused by thunderstorms.

Cancelled AFS-400 2013-02-19
00-30C Clear Air Turbulence Avoidance

This advisory circular (AC) describes various types of Clear Air Turbulence (CAT), some of the weather patterns associated with CAT, and turbulence reporting systems and networks.

Cancelled AFS-400 2016-03-22
00-57 Hazardous Mountain Winds and Their Visual Indicators

Assists pilots involved in aviation operations to diagnose the potential for severe wind events in the vicinity of mountainous areas.

Cancelled AFS-400 1997-09-10
00-63A Use of Cockpit Displays of Digital Weather and Aeronautical Information - Including Change 1

This advisory circular (AC) provides guidance to flightcrew members and other airmen on the use of data link to access Flight Information Services (FIS).

Cancelled AFS-400 2014-04-07
00-6B Aviation Weather

This advisory circular (AC) was published by the Federal Aviation Administration (FAA) Flight Standards Service (AFS), with contributions from the National Weather Service (NWS).

Cancelled AFS-400 2016-08-23
00-45H Aviation Weather Services - Change 2

The Federal Aviation Administration (FAA) publishes Advisory Circular (AC) 00-45, Aviation Weather Services.

Cancelled AFS-400 2016-11-14