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Adverse Weather Course


The course covers the topics of Adverse Weather Operations, Supplementary Procedures, FCOM Boeing 737.

This course includes:
Cold Weather Operations
Hot Weather, Sand, and Dust
Ash Cloud Avoidance
Weather Radar and Weather Avoidance

Boeing adverse weather


We have compiled the topics related to adverse weather into one single course. The course meets the recommendation for training and is applicable for EASA, FAA, and the other ICAO States. This course is based on the FCOM, Supplementary Procedures, Adverse Weather, Boeing 737.

The course consists of a presentation followed by a quiz for each chapter. A certificate of completion will be automatically generated after completion.

Course duration: 3:00 hrs

License duration: 180 days
You will have 180 days access to the course, you can review the course as many times as you like. License extension? If you for any reason need additional time just get in contact with us.

Course contents

Hot Weather, Dust and Sand Operations
▪ Definitions
▪ Density effect on lift and performance
▪ Altitude calculation with high density altitude
▪ Density effect on TAS and GS
▪ Density effect on glide path
▪ Energy Management with high density altitude
▪ Calculation examples
▪ Brake cooling schedule
▪ Temperature Limitations
▪ Brake energy

▪ Go around limits
▪ Cabin in hot environment
▪ Ground operations 
▪ Sand and dust environment
▪ Meteorological codes
▪ Temperature Limitations
▪ Theoretical Knowledge Test

Cold Weather Operations
▪ Definitions
▪ Icing effect on lift and flight characteristics
▪ Wing icing from cold fuel
▪ Visual inspection
▪ Winter Operations Work Flow
▪ Engine anti-ice operation (CFM & LEAP)
▪ Ground maneuvering
▪ Fan blade icing and ice shedding
▪ De-icing procedures
▪ De/ anti-icing fluids

▪ HOT – Hold over times and tables
▪ Case study – accident due to icing condition
▪ Cold temperature corrections
▪ Approach procedures – cold weather
▪ Runway surface conditions
▪ GRF – Global Reporting Format
▪ GRF decoding
▪ Theoretical knowledge test

Weather Avoidance & Weather Radar
▪ The CB
▪ The CB Mature State
▪ Microbursts
▪ CB Dissipating state
▪ Risks
▪ Hail
▪ Microburst and Windshear

Weather Radar Theory and Functionalities
▪ WX Radars
▪ Regulations
▪ Accident Rates
NEXRAD – Next Generation Radar
▪ NEXRAD Capabilities
▪ NEXRAD Limitations
Radar Fundamentals
▪ Radar Components
▪ Radar Transmitter and Receiver
▪ Radar Pulse
▪ Certified Beam Width
▪ Attenuation
▪ Antenna Beam Pattern
▪ Reflectivity
▪ Radar Detection
▪ WX radar and NEXRAD
▪ Radar Components
▪ Antenna Stabilization
▪ Beam Width
▪ Radar Displays
▪ WX Radar Controls
▪ WX Radar Faults
▪ Other weather-related products
▪ Weather Radar Limitations

Weather Avoidance
▪ Strategic Weather Avoidance
▪ Tactical Weather Avoidance
▪ Tilt
▪ Gain
▪ 1:60 Rule
▪ CB Cell Clearance
▪ Pass a cell
▪ Avoidance Decisions
▪ Specific Weather Shapes
▪ Blind Alley Effect
▪ Performance Limitations
▪ During Flight
▪ CRM and Weather Radar
▪ Scenarios

ICI Ice Crystal Icing
▪ ICI Description
▪ ICI Detection
▪ ICI Avoidance

Volcanic Ash Avoidance
▪ History
▪ Volcanic Ash Effect on Aircraft
▪ Flight Interruptions
▪ Volcanic Ash Advisory Centers
▪ Volcanic Ash Event Coordination

▪ Alert Color Codes
▪ Volcano Identifier
▪ Ash Concentration Charts
▪ Crew Flight Planning
▪ FCOM-Supplementary Procedures
▪ Ash Encounter Indicators
▪ In Flight Procedures
▪ Contaminated Airports
▪ Theoretical Knowledge Test 


This course is delivered via the Qrosscheck Learning website. The e-learning course modifies itself depending on your screen, works on both computers and tablets. By purchasing this product you agree that the product will be used by a single individual for personal training and not in a classroom or commercial setting. Evidence of account sharing, commercial use, or excessive use will result in the early termination of the license.


The course is developed for both the FAA and the EASA system. Reference material used is ICAO Doc 9974,  ED2013/014,006, 007,008,009,010, ED2015/009, ED2014/027, FAA N8900.1. Boeing 737 FCOM, FCTM and QRH.

Any questions or technical problems, we have a 24/7 support available.