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Latest, Past & Future Ice Conditions - Great Lakes

Ice Conditions in Canadian Waters

This map shows an overall view of the latest ice conditions in Canadians Waters

The products on this page show, lastest, past and future ice conditions.

Regional Ice Conditions for the Great Lakes

The Regional latest, past and future ice conditions are shown below. This is followed by the latest and past ice conditions for each of the Great Lakes: Lake Ontario, Lake Erie, Lake Michigan, Lake Huron, and Lake Surperior.

Latest Ice Conditions



Latest Regional Ice Chart Departure from Normal





Weekly Ice Cover Historical Date Ice Coverage Historical Total Accumulated Ice coverage


Past Record Ice Conditions


This bargraph shows the maximum ice coverage of previous years. From this product we can easily identify record years.

Maximum Coverage
(1971-2007)



Weekly Ice Coverage
Maximum Year
Maximum Ice Conditions


Weekly Ice Coverage
Minimum Year
Minimum Ice Conditions


Future Ice Conditions

The latest Seasonal Outlook describing expected ice conditions over the Great Lakes is available by clicking here.


Lake Ontario


Latest Ice Conditions




Weekly Ice Cover Historical Date Ice Coverage Historical Total Accumulated Ice coverage




Past Record Ice Conditions


This bargraph shows the maximum ice coverage of previous years. From this product we can easily identify record years.

Maximum Coverage
(1971-2007)



Weekly Ice Coverage
Maximum Year
Maximum Ice Conditions


Weekly Ice Coverage
Minimum Year
Minimum Ice Conditions

Lake Erie


Latest Ice Conditions




Weekly Ice Cover Historical Date Ice Coverage Historical Total Accumulated Ice coverage


Past Record Ice Conditions


This bargraph shows the maximum ice coverage of previous years. From this product we can easily identify record years.

Maximum Coverage
(1971-2007)

Weekly Ice Coverage
Maximum Year
Maximum Ice Conditions




Weekly Ice Coverage
Minimum Year
Minimum Ice Conditions

Lake Michigan


Latest Ice Conditions




Weekly Ice Cover Historical Date Ice Coverage Historical Total Accumulated Ice coverage


Past Record Ice Conditions


This bargraph shows the maximum ice coverage of previous years. From this product we can easily identify record years.

Maximum Coverage
(1971-2007)



Weekly Ice Coverage
Maximum Year
Maximum Ice Conditions


Weekly Ice Coverage
Minimum Year
Minimum Ice Conditions

Lake Huron


Latest Ice Conditions




Weekly Ice Cover Historical Date Ice Coverage Historical Total Accumulated Ice coverage


Past Record Ice Conditions


This bargraph shows the maximum ice coverage of previous years. From this product we can easily identify record years.

Maximum Coverage
(1971-2007)



Weekly Ice Coverage
Maximum Year
Maximum Ice Conditions


Weekly Ice Coverage
Minimum Year
Minimum Ice Conditions

Lake Superior


Latest Ice Conditions




Weekly Ice Cover Historical Date Ice Coverage Historical Total Accumulated Ice coverage

Past Record Ice Conditions


This bargraph shows the maximum ice coverage of previous years. From this product we can easily identify record years.

Maximum Coverage
(1971-2007)



Weekly Ice Coverage
Maximum Year
Maximum Ice Conditions


Weekly Ice Coverage
Minimum Year
Minimum Ice Conditions