| quote | Risk Factors: Extreme fire risk created by five year drought, low humidity, and Diablo winds; highly combustible natural fuels, inadequate separation between natural fuels and structures; unregulated use of wood shingles as roof and siding material; steep terrain, homes overhanging hillsides, narrow roads, limited access, limited water supply. ... Cause: Strong winds caused rekindle of grass fire from previous day, accelerated by wind. Crews were on scene overhauling when fire erupted. Cause of original fire was undetermined. |