This is the online version of a job aid designed for volunteers who report aerial, shipboard, or shoreline observations of ice conditions at sea to authorities such as the National Weather Service, National Ice Center, U.S. Coast Guard, pilots associations, port authorities, or other maritime interests. In the job aid, emphasis is on conditions of concern to mariners with regard to safe passage of ships.
View and Print the Job Aid: Observers' Guide to Sea Ice [PDF, 2.7 MB]
Order a Copy: You can ask to have a free copy of the print job aid mailed to you by contacting our Photos and Orders Specialist by email or by phone (206.526.6400) (One copy per request, please).
More Information about Sea Ice
Marine Ice Atlas for Cook Inlet, Alaska: [Enter "Marine Ice Atlas for Cook Inlet, Alaska" in the search box.] A compilation of previously published and unpublished information on the climatic, meteorological, oceanographic, and hydrodynamic conditions that influence the marine ice cover in Cook Inlet. Published by the U.S. Army Cold Regions Research and Engineering Laboratory (CRREL).
Shrinking Sea Ice: Watch this three-part video series from NOAA's Ocean Today about the role of ice in our ocean:
- What is sea ice and why is it shrinking? (The Role of Ice in the Ocean: Part I) (video, 2:09 minutes)
- How do we measure ice? (The Role of Ice in the Ocean: Part II) (video, 2:26 minutes)
- Shrinking Ice: Impacts (The Role of Ice in the Ocean: Part III) (video, 2:26 minutes)
More Information about Job Aids