Data, maps, and reports are available at the lake-level (Great Lakes), for each state, and for the five-state region as a whole by ... and Wisconsin Departments of Natural Resources (DNR) who helped ...

The dip of Arctic air into the Midwest expanded ice coverage across all 5 Great Lakes, some seeing greater increases than ...

Due to a recent cold snap, ice coverage on the Great Lakes is significantly higher than last year. Lake Erie is almost ...

As executive director of the Great Lakes Observing System, she’s leading a campaign to map every meter of the lakes’ bottom.

The map below shows the probability that ... This article originally appeared on USA TODAY: Snow forecast: Great Lakes bracing for heavy snowfall this week as more lake effect looms ...