Most of Michigan's Great Lakes' water levels are below their 2024 monthly averages. Since May 6, 2025, the Great Lakes have seen a slight rise, ranging from 1-7 inches. Levels are expected to rise ...

The Great Lakes reached their highest ice coverage (52.23%) since February 2022. Lake Superior was the last of the Great Lakes to become ice-free on May 11, 2025. As of June 6, 2025, water ...

Great Lakes scientists gathered in Milwaukee to discuss resilience in the lakes and scientific research amid proposed federal budget cuts. The conference, hosted by the International Association ...

Heat waves and cold spells are part of life on the Great Lakes. But new research from the University of Michigan shows that is true today in a fundamentally different way than it was even 30 years ...

Great Lakes cruises are projected to welcome over 22,000 passengers this year, a nearly 10% increase from 2024, with ships making more than 700 port visits in Michigan, Illinois, Minnesota, New ...

The Alliance for the Great Lakes said that for the last 10 years, it has collected more tiny plastic pieces than any other type of trash.

Lake Michigan was the second-coldest of the five Great Lakes with an average of 51.1 degrees. Lake Ontario posted a high reading of 54.3 degrees, and Lake Huron's high was 63.5 degrees in Saginaw Bay.

Great Lakes water levels are currently below average compared to 2024, though the lakes overall saw a rise from spring melt. Lakes Michigan-Huron are 8 inches lower than last year, the largest ...

Both the lab and institute operate out of a building in Ann Arbor, Michigan, that was custom built as NOAA’s hub in the Great Lakes region, and both provide staff to the algal blooms team.

Both the lab and institute operate out of a building in Ann Arbor, Michigan, that was custom built as NOAA’s hub in the Great Lakes region, and both provide staff to the algal blooms team.

From litter to invasives, the Great Lakes have their share of problems. At least a few dozen "nurdles" were discovered in just two hours by a team of 17 volunteers on June 22, 2024. Zebra and ...