Yosemite closed for flooding
It's going to be a wild next few days in Yosemite Valley.
Update (April 25): Most of Yosemite Valley will close starting Friday, April 28, at 10 pm, due to a forecast of flooding. This closure will be in place until Wednesday, May 3, but could last longer. Reservations for lodging and campgrounds in eastern Yosemite Valley will automatically be canceled and refunded. Wilderness permits can be rescheduled to alternate trailheads as space allows.
Here's a link to the hydrology: https://water.weather.gov/ahps2/hydrograph.php?gage=pohc1&wfo=hnx