Knowledge Requirement: Moisture

Verified from official sources
TP 15263 - Atmospheric pressureVersion 1Effective -Verified 23 August 2026

In plain language

You must understand how temperature and moisture interact to form clouds and precipitation, how to estimate cloud base height using the temperature-dewpoint spread, and how cloud height affects air traffic.

Requirement as structured

RPAS pilots must understand the relationships between lapse rate, temperature-dewpoint spread, relative humidity, cloud base height, cloud formation, precipitation, and their significance on air traffic.

Original regulatory text

- Explain the relationship between lapse rate, temperature-dewpoint spread and cloud base. - Explain the effect of moisture and temperature on the formation of clouds, height of cloud base. - Discuss the significance of cloud base height on potential air traffic.

Applies when

country
Canada
min mtom g
250
max mtom kg
150
regulatory category
General