Above: Satellite view of the Great Lakes on a recent clear day (December 22, 2019), showing less than 2% overall ice cover, about normal for this point in the winter, mainly in Green Bay and ...

A hotspot from underneath Earth’s crust may have created a low point that glaciers finished carving out and filling with ...

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 ...

According to NOAA data, the Great Lakes ice coverage is up over 3%. This time last year, there was 85.4% coverage. The record for ice coverage occurred in 1979 with 95% of the lakes frozen ...

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 ...