There will be a PG&E power outage May 17, 7:00am-5:00pm, 10 hours, effecting Yosemite Valley, Glacier Point, Arch Rock, Turtle back Dome and both tunnels. The same outage will affect El Portal, Yosemite West, Badger Pass and Foresta in the following; 7:00am-7:30am and 4:00pm-5:00pm, two short outages, 30 minutes and 1 hour.