Skip to page content

USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

United States Department of Transportation United States Department of Transportation

AC 00-30B - Atmospheric Turbulence Avoidance (Cancelled)

Document Information

Number
00-30B
Title
Atmospheric Turbulence Avoidance
Date cancelled
2016-03-22
Cancellation notes
AC 00-30C
Date issued
1997-09-09
Office of Primary Responsibility
AFS-400
Description

This Advisory Circular (AC) describes to pilots, aircrew members,dispatchers, and other operations personnel the various types of clear air turbulence(CAT) and some of the weather patterns associated with it. Also included are “Rules of Thumb” for avoiding or minimizing CAT encounters. Appendix 1 provides a sample Atmospheric Hazards Advisory and Avoidance System that air carriers can tailor to their specific needs.

Content