U.S. National Ice Center
Appearance
The National Ice Center is a tri-agency operational center represented by the United States Navy (Department of Defense); the National Oceanic and Atmospheric Administration (Department of Commerce); and the United States Coast Guard (Department of Transportation). The National Ice Center mission is to provide world-wide operational ice analyses for the armed forces of the United States and allied nations, U.S. government agencies, and the private sector.
See their website