The Great Lakes reached their highest ice coverage in three years on Feb. 22, hitting 52.23%. Warming temperatures have caused that percentage to shrink to nearly zero. With continuing above ...

As of March 16, average ice cover across the lakes was roughly 13.5%. Lake Superior was at 9.2%, and Lake Michigan was at 10.7%.

The Great Lakes reached their highest ice coverage in three years on Feb. 22, hitting 52.23%. Warming temperatures have caused that percentage to shrink to nearly zero. With continuing above-freezing ...

With continuing above-freezing temperatures across the region, Great Lakes ice coverage has dropped to less than 10% since reaching a high over more than 50% in February. Great Lakes ice coverage ...