Title: Interpret constant pressure chart and isotachs chart.
Course: Aircraft Pilot Training II (20053-II) > Section: Accessing Aviation Weather Services

Interpretation should include the concept that the height above sea level at which the pressure is a particular value may vary from one location to another at any given time, and varies with time at any one location, so it does not represent a surface of constant altitude/height.

PLT042

Process/Skill Questions:

- How is an isotachs chart different from an isobaric chart?