Canadian Ice Service

The Canadian Ice Service's mission is to provide the most timely and accurate information about ice in Canada's navigable waters. We work to promote safe and efficient maritime operations and to help protect Canada's environment.

Latest Ice Conditions

For the latest ice conditions, click the appropriate regional area on the map.

Current ice cover in Canadian WatersArctic OceanWestern ArcticEastern ArcticHudson BayEast CoastGreat LakesAnimation

Arctic Ocean | Western Arctic | Eastern Arctic | Hudson Bay | East Coast | Great Lakes

Full Resolution Map | Animated Map (last 10 days)

This map combines the latest ice information available from Canadian Ice Service charts. This ice information is updated daily in areas of known marine activity. In remaining Canadian waters, ice information is updated weekly from the regional charts which are issued at the end of the day every Wednesday.

To access the latest detailed ice charts, select your region of interest above.

To learn more about our products and how to interpret them, take a look at our Ice Products Guide.


Link to


Seasonal Summary - Arctic

Download the Seasonal Summary for North American Arctic Waters - Summer 2016. [PDF; 3.96 MB]

Ice Thickness Data

The ice thickness dataset has been updated to include field measurements from 2016.

Marine Wind Maps

Try our new WindVis application for viewing modelled winds in marine regions.

Interesting Images

All Images...

Subscription Services

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