The smoke produced by the Snowstorm fire drifted northeast though the smoke in the Lee wildfire drifted eastward. The Gifford Fire in southern California remained Energetic and generated a lightweight-to-moderate density smoke plume that drifted south above the western Channel Islands, extending south about the Pacific Coastline of Baja California, https://emiliondrfs.jts-blog.com/35807774/the-2-minute-rule-for-fire-resisting-ductwork-insulation