New! Temporary Park-Wide Closure
Following guidance from the CDC and recommendations from state and local public health in consultation with NPS Public Health Service officers, Lassen Volcanic National Park is temporarily closed as of March 27, 2020. We will notify the public when we resume full operations and provide updates on this webpage and on Facebook and Twitter. Park rangers remain on duty protecting the parks, and normal rules and regulations continue to apply. View the related news release for more information.
Roads in the Park
Lassen Volcanic National Park Highway and other park roads are closed for the winter snow season, typically November through May. Road snow clearing operations begin at the Manzanita Lake Area in late March. View snow clearing progress and historic road opening dates.
Roads to the Park
Highway 44/89 provides access to the Northwest Entrance/Manzanita Lake Area
Check Chain Requirements Before You Travel
California state law requires all vehicles to carry chains when entering a chain control area. View current chain restrictions on the CalTrans QuickMap. Select Options->Chain Controls and/or other items to view real-time information.
Weather, Webcams & Snow Depths
Snow depths are updated when there is a significant change. Call (530) 595-4480 for the most up-to-date information.
New Manzanita Lake Course | Elev. – 5900 feet (1798 meters) | Latest Survey Date – Jan. 27, 2020
Snow depth – 5.2 inches | 40% of average
Lower Lassen Peak Course | Elev. – 8250 feet (2515 meters) | Latest Survey Date – Feb. 24, 2020
Snow depth – 80 inches | 47% of average
View a list of day hiking trails for condition updates, which are generally provided between April and November.
Air quality conditions can change rapidly due to weather and other variables. Learn more about air quality and smoke impacts in the park.
Last updated: March 27, 2020