The surrounding conditions, influences, and modifying forces of topography, fuel, and weather that determine fire behavior.

A special forecast issued to fit the time, topography, and weather of a specific incident. These forecasts are issued upon request of the user agency and are more detailed, timely, and specific than zone forecasts. Usually, on-site weather observations or a close, representative observation is required for a forecast to be issued. 

A special weather forecast for a specific incident prepared by a meteorologist on site at or near the incident area.

Includes any off-incident support provided to an incident. Examples would be agency dispatch centers, airports, mobilization centers, etc.

A forecast, issued daily during the regular fire season to resource management agencies, that is intended for planning of daily fire management activities, including daily staffing levels, prevention programs, and initial attack on wildfires.

The number of hours in a daily tour of duty.

The location of initial attack forces.

Dry run over the target area by the leadplane to indicate an airtanker's flight path and target, while the airtanker pilot is observing.

Unburned indentations in the fire edge formed by fingers or slow burning areas.

Any tactical plan developed by any element of ICS in support of the incident action plan.