Forecast Zone Map Two Letter Zone Identifier Zone Name OJ High Level FV Fort Vermilion MA Mackenzie RE Red Earth GP Grande Prairie SH Swan Hills PY Fort Chipewyan MM Fort McMurray LB Lac La Biche ED Edson RM Rocky Mountain House BO Bow CR Crow CH Cypress Hills JA Jasper BA Banff WA Waterton Updated: May 24, 2022