Environment and Climate Change Canada

These ice charts illustrate ice conditions at a particular moment in time. The ice information is presented using a standard international code, known as the Egg Code. The following charts are available from the Canadian Ice Service: -Daily Ice Charts -Image Analysis Ice Charts -Regional Ice Charts

Daily Ice charts represent the best estimate of ice conditions at the valid time of the chart, based on an integration of data from a variety of sources, such as satellite, and ship and aircraft-based visual observations. The charts describe ice concentration in tenths, ice types or stage of...

The Canadian Ice Service acquires Synthetic Aperture Radar Satellite imagery in order to have data available for the provision of ice information. Upon request of specific clients, Synthetic Aperture Radar imagery will be analysed in more detail than for the daily ice charts and these image...

Regional ice charts show the analysis of ice conditions for a given region valid on Mondays. They are based on an analysis and integration of data from: satellite imagery, weather and oceanographic information, visual observations from ship and aircraft. Satellite imagery is collected over a few...