Spread Direction

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Wildfire Knowledge Graph · Fire Behaviour

Working definition

The azimuth or directional orientation in which a specified fire-front segment is advancing.

In plain language

The azimuth or directional orientation in which a specified fire-front segment is advancing.

Why it matters

Spread Direction is useful because it separates one specific part of wildfire behaviour, exposure, operations or evidence from nearby concepts that can otherwise be mixed together.

Primary terminology sourceSearch official NWCG glossary ↗

Tecnobosque explanation reviewed 12 September 2026. Source definitions are authoritative within their stated jurisdiction; the explanatory text above is an independent technical synthesis.