Large Fire-Day : In FireFamily Plus, a day with both a weather observation and at least one large (as defined by the user) fire. See also: Fire-Day; Multiple Fire-Day
National Wildfire Coordinating Group (NWCG), Glossary of Wildland Fire Terminology, NWCG Program Management Unit, National Interagency Fire Center, Boise, ID, USA 2014. http://www.nwcg.gov/pms/pubs/glossary/pms205.pdf, (For Fr - Amer) {45}