This project provides a group of new functions to calculate the outputs of the two main components of the Canadian Forest Fire Danger Rating System (CFFDRS) Van Wagner and Pickett (1985) <https://ostrnrcan-dostrncan.canada.ca/entities/publication/29706108-2891-4e5d-a59a-a77c96bc507c>) at various time scales: the Fire Weather Index (FWI) System Wan Wagner (1985) <https://ostrnrcan-dostrncan.canada.ca/entities/publication/d96e56aa-e836-4394-ba29-3afe91c3aa6c> and the Fire Behaviour Prediction (FBP) System Forestry Canada Fire Danger Group (1992) <https://cfs.nrcan.gc.ca/pubwarehouse/pdfs/10068.pdf>. Some functions have two versions, table and raster based.
| Version: | 1.9.2 | 
| Depends: | R (≥ 3.5) | 
| Imports: | data.table, doParallel, foreach, geosphere, methods, parallel, sf, terra | 
| Suggests: | testthat (≥ 3.0.0) | 
| Published: | 2025-08-22 | 
| DOI: | 10.32614/CRAN.package.cffdrs | 
| Author: | Xianli Wang [aut], Alan Cantin [aut], Marc-André Parisien [aut], Mike Wotton [aut], Kerry Anderson [aut], Brett Moore [cre, aut], Tom Schiks [aut], Mike Flannigan [aut] | 
| Maintainer: | Brett Moore <Brett.Moore at nrcan-rncan.gc.ca> | 
| BugReports: | https://github.com/cffdrs/cffdrs_r/issues/new/choose | 
| License: | GPL-2 | 
| URL: | https://github.com/cffdrs/cffdrs_r | 
| NeedsCompilation: | no | 
| Citation: | cffdrs citation info | 
| Materials: | README, NEWS | 
| CRAN checks: | cffdrs results | 
| Reference manual: | cffdrs.html , cffdrs.pdf | 
| Package source: | cffdrs_1.9.2.tar.gz | 
| Windows binaries: | r-devel: cffdrs_1.9.2.zip, r-release: cffdrs_1.9.2.zip, r-oldrel: cffdrs_1.9.2.zip | 
| macOS binaries: | r-release (arm64): cffdrs_1.9.2.tgz, r-oldrel (arm64): cffdrs_1.9.2.tgz, r-release (x86_64): cffdrs_1.9.2.tgz, r-oldrel (x86_64): cffdrs_1.9.2.tgz | 
| Old sources: | cffdrs archive | 
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