National Volcano Early Warning and Monitoring System Act

National Volcano Early Warning and Monitoring Program Act - Directs the Secretary of the Interior to establish within the United States Geological Survey (USGS) a National Volcano Early Warning and Monitoring Program, consisting of a national volcano watch office and data center, to oversee and coordinate the activities of USGS regional volcano watch and data centers. Sets forth as Program purposes: (1) to monitor and study volcanic activity throughout the United States at a level commensurate with the threat; and (2) to warn and protect people and property from harm.

Requires the Secretary to prepare a management plan for the Program, which shall include: (1) annual cost estimates of operating the Program and updating the data collection, monitoring, and analysis systems; (2) annual standards and performance goals; and (3) recommendations for establishing or enhancing partnerships with state agencies or universities.

Authorizes the Secretary to enter into cooperative agreements or partnerships under which state agencies or universities are designated as volcano observatory partners for the Program. Directs the Secretary to coordinate activities under this Act with the heads of relevant federal agencies, including the Secretary of Transportation (DOT), the Secretary of Commerce, the Administrator of the Federal Aviation Administration (FAA), and the Director of the Federal Emergency Management Administration (FEMA).

Authorizes the Secretary to establish a competitive grant program to support research and monitoring of volcanic activities in furtherance of this Act.