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Weather References

Fire weather notes for slash burning, Alberta Forest Service, 1985.

Andrews, Patricia L, Modeling Wind Adjustment Factor and Midflame Wind Speed for Rothermel’s Surface Fire Spread Model, General Technical Report RMRS-GTR-266, USDA Forest Service. Rocky Mountain Research Station, 2012.

Bishop, Jim, Technical Background of the FireLine Assessment Method (FLAME), RMRS-P-46CD. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. CD-ROM. pages 27-74.

Lawson, B.D., Armitage, O.B., Weather Guide for the Canadian Forest Fire Danger Rating System, Edmonton, AB.

Haines, D.A., A Lower Atmospheric Severity Index for Wildland Fire, National Weather Digest. Vol 13. No. 2:23-27, 1988.

Latham, Don J. and Rothermel, Richard C., Probability of Fire-Stopping Precipitation Events, USDA Forest Service, Research Note INT-410; page 8, 1993.

Interagency Wildland Fire Weather Station Standards & Guidelines, PMS 426-3, National Wildfire Coordinating Group, 2014.

Schroeder, Mark J. and Buck, Charles C., Fire Weather: A Guide For Application of Meteorological Information to Forest Fire Control Operations, USDA Forest Service Agricultural Handbook 360, pages 85-126, 1970.

Seager, R., A. Hooks, A. Williams, B. Cook, J. Nakamura, and N. Henderson,  Climatology, Variability, and Trends in the U.S. Vapor Pressure Deficit, an Important Fire-Related Meteorological Quantity, 2015.

Simard, A.J., Calibration of Surface Wind Speed Observations in Canada, Forest Fire Research Institute, Ontario, 1971.

Werth, Paul and Ochoa, Richard, The Haines Index and Idaho Wildfire Growth, Fire Management Notes, 1990.

Werth, John and Werth, Paul, Haines Index Climatology for the Western United States, NOAA National Weather Service Western Region Technical Attachment No. 97-17, 1997.

Werth, Paul A., Potter, Brian E., Clements, Craig B., Finney, Mark A., Goodrick, Scott L., Alexander, Martin E., Cruz, Miguel G., Forthofer, Jason A., McAllister, Sara S.,  Synthesis of Knowledge of Extreme Fire Behavior: Volume I for Fire Managers, U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 2011.

Whiteman, C. David, Mountain Meteorology: Fundamentals and Applications, Oxford University Press, 2000.

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NWCG Latest Announcements

NWCG Equipment Technology Committee Releases Safety Warning: 24-001 Stihl Chainsaw Toolless Fuel Cap Spill Prevention

Date: November 14, 2024
Contact: Equipment Technology Committee

The Equipment Technology Committee (ETC) has released Safety Warning: 24-001 Stihl Chainsaw Toolless Fuel Cap Spill Prevention. Misaligned toolless fuel caps on Stihl chainsaws have led to recurring fuel spillage, fuel ignition, and burn injuries during wildland fire management operations.

This Safety Warning is intended to highlight the details and recommended procedures for the installation of a Stihl chainsaw toolless fuel cap, as well as how to identify and correct a misaligned, damaged, or broken fuel cap to help prevent fuel spillage.

References:

NWCG Safety Warning: 24-001 Stihl Chainsaw Toolless Fuel Cap Spill Prevention

Advertencia de equipos 24-001: Prevención de derrames de la tapa de combustible sin herramientas de la motosierra Stihl

NWCG Alerts

The Incident Position Standards and Next Generation Position Task Book are now available for Equipment Time Recorder (EQTR)

Date: November 13, 2024
Contact: Incident Business Committee

NWCG is excited to announce that the NWCG Incident Position Standards for Equipment Time Recorder, PMS 350-51 and NWCG Position Task Book for Equipment Time Recorder (EQTR), PMS 311-51 are now available.

The Performance Support Package, which for EQTR, includes the Incident Position Standards and Next Generation Position Task Book were developed through the Incident Performance and Training Modernization (IPTM) effort. The Performance Support Package will support trainees, those qualified in the position, and evaluators.

References:

NWCG Equipment Time Recorder Position Page

NWCG Incident Position Standards for Equipment Time Recorder, PMS 350-51

NWCG Position Task Book for Equipment Time Recorder (EQTR), PMS 311-51

The Incident Position Standards and Next Generation Position Task Book are now available for Personnel Time Recorder (PTRC)

Date: November 13, 2024
Contact: Incident Business Committee

NWCG is excited to announce that the NWCG Incident Position Standards for Personnel Time Recorder, PMS 350-53 and NWCG Position Task Book for Personnel Time Recorder (PTRC), PMS 311-53 are now available.

The Performance Support Package, which for PTRC, includes the Incident Position Standards and Next Generation Position Task Book were developed through the Incident Performance and Training Modernization (IPTM) effort. The Performance Support Package will support trainees, those qualified in the position, and evaluators.

References:

NWCG Personnel Time Recorder Position Page

NWCG Incident Position Standards for Personnel Time Recorder, PMS 350-53

NWCG Position Task Book for Personnel Time Recorder (PTRC), PMS 311-53

NWCG Risk Management Committee Releases Safety Bulletin: 24-001 Use of Respirators on Wildland Fires

Date: November 7, 2024
Contact: Risk Management Committee

The Risk Management Committee (RMC) has released Safety Bulletin: 24-001 Use of Respirators on Wildland Fires. As wildland fire respirators are available through several established vendors, wildland fire personnel need to understand regulations and limitations of respirator use in the workplace.

Safety Bulletin 24-001 outlines the following topics regarding respirator use for wildland fires:

  • Requirements for Respirator Use
  • Voluntary Respirator Use
  • Current Respirator Options
  • Unknown Risks of Respirator Use

This bulletin also provides mitigation recommendations to help reduce smoke exposure for wildland firefighting efforts.

References:

NWCG Safety Bulletin: 24-001 Use of Respirators on Wildland Fires

NWCG Smoke Management Guide for Prescribed Fire, PMS 420-3

VIDEO: Protecting Wildfire Personnel from Smoke - How Incident Management Teams Address Smokes Risks

VIDEO: Smoke, Knowing the Risks