Updated January 5, 2023

Yosemite Field Station is closed through January 16th, 2023 due to winter weather. Sequoia Field Station is open as conditions allow. Please see our COVID-19 Information page for more information about our COVID-19 policies. You can check real time air quality at fire.airnow.gov. For information about road closures and chain control check the Yosemite National Park website.