Intersecting lines of sight from two points to the same object, frequently used to determine location of a fire from lookouts.

A non-GOES telemetered weather station that provides hourly observations to a local database.

A non-telemetered weather station that provides one observation every 24 hours for manual entry into WIMS.

Hand tool with a narrow hoeing surface at one end of the blade and a pick or cutting blade at the other end; used for digging and grubbing.

Structure that elevates a person above nearby obstructions to sight for fires; generally capped by some sort of house or cupola.

A visible cluster of minute water/ice particles in the atmosphere.

Rate or spread and intensity of a fire usually falling somewhere in between advancing and backing with spread lateral to the main direction of fire travel.

A firing technique consisting of treating an area with lines of fire set into the wind which burn outward at right angles to the wind.

Any system that keeps learner information, can launch and communicate with SCOs, and can interpret instructions that tell it which SCO comes next.

Self-contained units of learning. They can be used as building blocks (or legos) to create packages (lessons) of SCOs, but they cannot be broken down into smaller units.