As of 10 a-m Tues Sept 15th 2020
The Bobcat Fire has grown to 41,231 acres, now just 3% contained, is threatening Mt Wilson Observatory, and broadcast transmission towers located there. All personnel at the Observatory have been evacuated.
The Arcadia Fire Department announced crews were “very successful and productive in keeping the fire front away from Arcadia homes. No homes have been damaged or impacted by fire. The evacuation order is still in effect.” 267 homes in Arcadia have been evacuated.
The fire crossed a contingency line Monday afternoon September 14th and started burning on the ridge line above the east side of Little Santa Anita Canyon, the U.S. Forest Service reported.
Residents of Monrovia, Bradbury, Altadena, Duarte, Pasadena and other San Gabriel Valley areas were advised to be ready to evacuate if flames spread their way.
An evacuation order was issued for Camp Williams in the San Gabriel Mountains in Azusa. The property includes a campground, mobile home park, cafe and general store on the East Fork of the San Gabriel River.
Sunday’s evacuation order for Sierra Madre and Arcadia residents in an area north of Elkins Avenue and east of Santa Anita Avenue remains in effect for Arcadia and Sierra Madre residents ”until further notice,”
The South Coast Air Quality Management District extended its smoke advisory through Tuesday afternoon September 15th for portions of Los Angeles, Orange, San Bernardino and Riverside counties, and the National Weather Service reported that a southeast upper level wind flow was pushing considerable smoke toward the Santa Clarita Valley, Acton and Antelope Valley on Monday afternoon
The Los Angeles Zoo, which closed Sunday September 14th due to poor air quality will remain closed through Wednesday September 16th.
The Bobcat Fire erupted on Sept. 6 near the Cogswell Dam and West Fork Day Use area northeast of Mount Wilson and within the Angeles National Forest. The cause remains under investigation.
Full containment of the Bobcat Fire is estimated on October 30th, according to the U.S. Forest Service.
Photo from U S Forest Service and Inciweb