Snow cover extent in the U.S. and the rest of the Northern Hemisphere is mapped from satellite observations. Current and recent snow-cover graphics are available here. Archived fractional snow cover for the U.S. (percentage of snow cover at a location, as opposed to snow/snow-free) is available on the Interactive Maps page but is no longer current.

Continental U.S.	Alaska	Northern Hemisphere

The products shown above are generated and hosted by the U.S. National Ice Center.

National Weather Service National Operational Hydrologic Remote Sensing Center Office of Water Prediction 1735 Lake Drive W. Chanhassen, MN 55317
Contact NOHRSC Glossary Credits Information Quality Page last modified: Dec 11, 2020 - cloud	About Us Disclaimer Privacy Policy FOIA Career Opportunities