The Chetco Bar Fire was a wildfire in the Kalmiopsis Wilderness, Oregon, United States. The fire, which was caused by a lightning strike and first reported on July 12, 2017. It burned as of November 4, when it was declared 100% contained. The Chetco Bar Fire area is subject to warm, dry winds known as the Brookings effect (also known as Chetco Effect), driven by high pressure over the Great Basin. The fire re-burned portions of the 2002 Biscuit Fire and the 1987 Silver Fire. The fire directly impacted communities surrounding it, causing mandatory evacuations. It also impacted local viewing of the Solar eclipse of August 21, 2017.