A publication of the
Field Reference Guide
PMS 437 July 2014 (updating 2017)
Fire Behavior Field Reference Guide
This product is available electronically at: https://www.nwcg.gov/publications and on the web at http://www.fbfrg.org/.
Sponsored for National Wildfire Coordinating Group (NWCG) publication by its Fire Environment Committee (FENC). Prepared and maintained by the Fire Behavior Subcommittee (FBSC). Questions regarding the content of this product should be directed to the NWCG Fire Behavior Subcommittee, National Interagency Fire Center, 3833 S Development Ave, Boise ID 83705. Questions and comments may also be emailed to BLM_FA_NWCG_Products@blm.gov
Previous editions: 1992, 2001, 2014. 1992 edition was maintained and published through National Advanced Resources Technology Center (NARTC, currently known as the National Advanced Fire and Resource Institute (NAFRI)). 2001 and 2014 editions published by NWCG
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