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    Yosemite

    National Park California

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  • Road Closures Due to El Portal Fire

    The Big Oak Flat Road between Crane Flat and the El Portal Road is temporarily closed. There is no access to Yosemite Valley via the Big Oak Flat Road or Highway 120. Tioga Road is open and accessible via Big Oak Flat and Tioga Pass Entrances. More »

  • Campground Closures Due to Fire

    Crane Flat, Bridalveil Creek, and Yosemite Creek Campgrounds are temporarily closed. More »

  • Yosemite National Park is Open

    Yosemite Valley, Glacier Point, and Wawona/Mariposa Grove areas are open and accessible via Highways 140 and 41. Tioga Road is not accessible via Highways 140 and 41 due to a fire.

Yosemite Ranger Notes

About This Blog

Ranger-naturalists have been interpreting the natural and cultural resources of Yosemite for park visitors for nearly a century. In this blog, some of Yosemite's park rangers share recent observations from around Yosemite.

All posts are shown below, or you can view posts by topic.

The South Fork Merced River

July 15, 2014 Posted by: KL - Park Ranger (Wawona)

If you have ever spent time in Wawona, chances are you have fond memories of splashing around in one of the area’s many marvelous swimming holes, or spending a lazy afternoon reading a book with your feet in the water. Here in Wawona, we are lucky to be located along the South Fork Merced River, which not only offers many great places to swim, but also serves as the main source of our drinking water. This year, has been grim for the South Fork. With several exceptionally dry years in a row, the South Fork is currently extremely low.

 

Lyell Glacier

September 11, 2013 Posted by: BR - Park Ranger/Resources Management & Science Liaison

August 29 marked the 142nd Anniversary of the first recorded ascent of Mount Lyell, Yosemite’s highest peak (13,114 feet). J. B. Tileston made that ascent in 1871. He left his base camp at four in the afternoon the day before he summited. Darkness found him bivouacked high in the mountains where he....

 

Sculpture? Jewelry? Pegmatite?

September 07, 2013 Posted by: JL - Park Ranger (White Wolf)

Sometimes the planet Earth seems like an inventor constantly coming up with new ideas. On a walk near White Wolf earlier this season, I was surprised to find a jammed-together patch of milk-white rocks almost two feet long; geologists call this pegmatite.

 

Rollercoaster Rivers

March 15, 2013 Posted by: BW - Volunteer Interpreter

This week has been very warm in Yosemite. Yosemite Valley’s average high temperature for March is 58°F but this week, we have seen highs nearly 15 degrees warmer.

 

The Real Return of Yosemite Falls

December 04, 2012 Posted by: BW - Volunteer Interpreter

Yosemite Falls may have been flowing by Thanksgiving, but it's not really back until the roar of water announces the return.

 

The Return of Yosemite Falls

November 18, 2012 Posted by: BW - Volunteer Interpreter

Each year in late summer and autumn, visitors to Yosemite are faced with a troubling question. Where is Yosemite Falls?

 

Did You Know?

Artwork by student

Youth from local communities show off their artistic talent through poetry and art in Yosemite National Park’s Gateway Expressions Art and Poetry Contest. Families and park staff celebrate the creative talents of these local students through a special exhibit at The Ansel Adams Gallery in the fall.