WILDFIRE: LATEST LEARNINGS- v01.6

WILDFIRE: LATEST LEARNINGS

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[Science]

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General learning outcome:

GENERAL FIRE CONCEPTS:

Specific learning outcome:

The interaction of wind & terrain is a fundamental concept for understanding fire behaviour.

Topic:

The various forms of interactions of wind and terrain: lee-slope eddies, wind channelling, fire channelling, thermal winds, low-level jets and general wind-terrain interactions.

Expert Awareness for Advanced Firefighters & Fire Behaviour Analysts


The Situation Unit must ensure that, as is needed for the incident, a suitable weather observation network is put in place , on and around the fireground, augmented by aerial and ground observers and access to internet data.
Some of the events that may be detected require consideration be given to issuing watchouts or Red Flag Warnings.

For fire work, weather stations may need to be placed in sub-optimal locations. This research placement on the Tidbinbilla Range was able to detect lee-slope eddy winds, while a nearby ridgetop one could not. Note the steep slope.
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This website is dedicated to bringing forward the latest research findings. They are provided to allow firefighters to be made aware of critical safety issues ahead of the material being included in the national training curriculum.
Material prepared by Rick McRae for AFAC Research Dissemination Pilot Study, March 2012.