Full suppression efforts began earlier today which include approximately 60 firefighters, six air tankers, and three helicopters. Additional resources will arrive in the park tomorrow.
Trails on the north rim of Yosemite Valley south of the Tioga Road and east of Yosemite Creek are closed.
Currently there are no threats to structures and no injuries have been reported.
There is no containment at this time. The cause of the fire is still under investigation.
Updated fire information is available at www.nps.gov/yose.