SFNF: Wildfire Prevention And Responsible Recreation A Perfect Combination For Memorial Day Weekend SFNF News: SANTA FE — Considered the unofficial opening of the summer recreation season, the three-day Memorial Day weekend usually means a busy time for fire patrols on the Santa Fe National Forest (SFNF), who understand all too well that more than 80% of wildfires are caused by people’s carelessness. Complying with Stage 1 fire restrictions in place on the west side of the forest and following simple guidelines for recreating responsibly outdoors will keep everyone safe and protect the SFNF from preventable wildfires this Memorial Day weekend and throughout the summer season.