Yosemite National Park is open, however visitor services are limited due to the lapse in federal appropriations. During the government shutdown, national parks are working to remain as open and accessible to the American people as possible. https://www.nps.gov/yose/learn/news/visitor-services-are-limited-inside-yosemite-national-park-due-to-the-lapse-in-federal-appropriations.htm