Find your bearings.
Feed your curiosity.
A field guide for the things pilots need to understand. Explore the references, work through an example, and put your knowledge to the test.
A weather report.
One piece at a time.
It looks like a string of code. Each group tells a different part of the story. Select one to see what it means.
Try the three-question exercise →Select a group to unpack the report.
Scattered cloud: 3–4 oktas, with its base at 2,500 feet above aerodrome level.
What is UTC?
Coordinated Universal Time: the time reference identified by Z in the report.
Explore the glossary →What is Oktas?
Eighths of sky coverage. SCT describes scattered cloud covering 3–4 eighths.
Explore the glossary →What is Dew point?
The temperature to which air must cool, at constant pressure and water-vapour content, to become saturated.
Explore the glossary →Follow your curiosity.
Weather ↗
Read the sky. Understand the report.
Navigation ↗
Connect the chart to the instruments.
Radio & airspace ↗
Make sense of calls, codes and clearances.
Planning & approaches ↗
Build the knowledge behind the flight.
Start with the foundations.
New ways to make it click.
Good reference material gets you to an answer. Good learning helps you understand it. AviationRef brings the two together.
Explore the source library →