The rugged slopes of the Sierra Nevada mountains guard the Yosemite Valley. But sometimes, their towering shapes provoke the dormant corridors of water in the atmosphere. Called “atmospheric rivers” ...

The National Park Service is closing most of Yosemite Valley, as the Merced River is expected to reach flood levels Thursday night. The closure starts at 10 a.m. Friday, the park service said Tuesday.

Crews have made significant progress clearing a major rockslide that closed one of the primary routes into Yosemite National Park last week, reducing fears of a long-term disruption just as warmer ...

Just as the spring tourist season is getting started, a major rockslide has closed one of the primary routes into Yosemite National Park. The slide came crashing down across both lanes of Highway 140, ...