IFR Weather
ACS Area I.B — Weather Information
ACS IR.I.B — Weather is the #1 Cause of Fatal GA Accidents
This module covers ACS knowledge areas K1-K4 and risk management R1-R2. References: Aviation Weather Handbook (FAA-H-8083-28A), Instrument Flying Handbook (FAA-H-8083-15B), AIM Chapter 7, AC 00-6B, AC 91-74B.
Atmospheric Stability & Fronts
ACS K3a–K3f • FAA-H-8083-28A Chapters 4–5
Wind Hazards & Turbulence
ACS K3d–K3e • FAA-H-8083-28A Chapter 8