Fire Danger References

Andrews, P. L.; Bradshaw, L. S.; Bunnell, D.; and Curcio G., Fire Danger Rating PocketCard for Firefighter Safety, Symposium on Fire and Forest Meteorology, 1997.

Bradshaw, L. S.; Deeming, J. E.; Burgan, R. E.; and Cohen, J. D., The 1978 National Fire-Danger Rating System: technical documentation, U.S. Department of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station; 1984.

Burgan, R. E., 1988 Revisions to the 1978 National Fire-Danger Rating System, USDA Forest Service, Southeastern Forest Experiment Station, Research Paper, 1988.

Deeming, J. E.; Burgan, R. E.; and Cohen, J. D., The National Fire-Danger Rating System – 1978, USDA Forest Service, Intermountain Forest and Range Experiment Station, 1978.

Fosberg, M. A., and Deeming, J. E., Derivation of the 1 and 10-hour timelag fuel moisture calculations for fire-danger rating, USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, 1971.

Jolly, W.M.; Nemani, R.; and Running, S.W., A generalized, bioclimatic index to predict foliar phenology in response to climate, Global Change Biology, 2005.

Remote Sensing/Fire Weather Support Unit, Interagency Wildland Fire Weather Station Standards and Guidelines, PMS 426-3, National Wildfire Coordinating Group, 2014.

Nelson R.M., Jr., Prediction of diurnal change in 10-h fuel stick moisture content, Canadian Journal of Forest Research, 2000.

Schlobohm, P., and Brain, J., Gaining an Understanding of the National Fire Danger Rating System, PMS 932, National Wildfire Coordinating Group, 2002.

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NWCG Latest Announcements

NEW! S-490, Advanced Fire Behavior Calculations (Blended) Available Now

Date: March 17, 2026
Questions?
Please contact: Fire Behavior Subcommittee

NWCG is pleased to announce that the new S-490, Advanced Fire Behavior Calculations (Blended), 2026 course is now available.

This training includes performance-based activities that allow students to apply the knowledge and concepts required for the Fire Behavior Analyst (FBAN), Long Term Fire Analyst (LTAN), and Prescribed Fire Burn Boss Type 1 (RXB1) positions. It supports individuals working towards these incident qualifications.

This blended course begins with a self-paced online training (OLT) in the Wildland Fire Learning Portal (WFLP), followed by an in-person instructor-led training (ILT).

References:

S-490, Advanced Fire Calculations (Blended)

NWCG Fire Behavior Analyst (FBAN) Position Page

NWCG Long Term Fire Analyst (LTAN) Position Page

NWCG Prescribed Fire Burn Boss Type 1 (RXB1) Position Page

2024 Paul Gleason Award Winners Announced

Date: March 13, 2026
Questions?
Please contact: Leadership Committee

The NWCG Leadership Committee is proud to announce the recipients of the 2024 Paul Gleason "Lead By Example" awards. Award categories include Initiative and Innovation, Mentoring and Teamwork, Motivation and Vision, as well as a Lifetime Achievement Award.

Congratulations to the awardees:

Justin Baxter, National Unmanned Aerial System (UAS) Operations Specialist, with the U.S. Forest Service — Initiative and Innovation
Kelly Woods, Director of the Wildland Firefighting Lessons Learned Center — Mentoring and Teamwork
Doug Booster, Instructor, ProHealth Net, Inc. — Motivation and Vision
Pam McDonald, Writer-Editor for the National Interagency Fire Center — Lifetime Achievement Award

References:

Paul Gleason Lead By Example Award

Wildland Fire Leadership Development Program (WFLDP)

Leadership Committee

NEW! S-231, Engine Boss Course Available Now

Date: March 6, 2026
Questions?
Please contact: Incident Operations Subcommittee

NWCG is pleased to announce the new S-231, Engine Boss (Single Resource) course is now available on the Wildland Fire Learning Portal (WFLP). Developed through the Incident Performance and Training Modernization (IPTM) effort, this training supports individuals working towards Engine Boss, Single Resource (ENGB) incident qualifications.

This is a performance-based instructor-led training (ILT) that focuses on the application of ENGB responsibilities during wildland fire operations, emphasizing readiness, information gathering, risk management, engine tactics, and Wildland Urban Interface (WUI) operations. Trainees apply these skills through scenario-based group work and an optional field day that reinforces hands-on engine operation tasks.

References:

S-231, Engine Boss (Single Resource) (Instructor-led)

NWCG Engine Boss, Single Resource (ENGB) Position Page

Wildland Fire Learning Portal

NWCG Celebrates 50 Years!

Date: March 6, 2026
Questions?
Please contact: NWCG Executive Secretary

NWCG is proud to celebrate 50 years of service to the wildland fire community. Beginning in 1976 with an interagency agreement between the Department of Interior and Department of Agriculture, NWCG has grown to include additional member agencies and is recognized as the standard-setting leader in wildland fire operations.

To honor where we’ve been and highlight where we are going, the NWCG team has created a video showcasing our history and accomplishments. The video is now available on the NWCG website.

References:

NWCG 50 Year Anniversary Video

PMS 437

Fire Danger References

Other Fire Danger Resources

Drought Assessment Resources