California Department of Forestry and Fire Protection (CAL FIRE) Fire Fighter Practice Exam 2026 - Free Fire Fighter Practice Questions and Study Guide

The term "fire plume" specifically describes the rising column of hot air and smoke that is generated during a fire. When a fire burns, it produces heat, and this heat creates a convection current that causes the hot air and smoke to rise into the atmosphere. This upward movement forms what is visually recognized as a plume, which can carry embers to new locations, influencing the fire's spread and behavior. Understanding the characteristics of a fire plume is crucial for firefighters, as it helps them predict fire behavior, assess potential hazards, and determine the best strategies for containment and control.