What's New Ice cover data Canadian Ice Service (1/15) Check this site for daily ice cover charts for the five Great Lakes. Thickness and stages of ice development are shown.
Under the Greatest Lake FOX 21 News (9/21) A first–of–a–kind project is underway, under the water of Lake Superior. An underwater glider is gathering information in a way never before possible on the big lake.
Are we losing Lake Superior? The Soo News (7/31) Why Lake Superior levels are declining and temperatures are increasing is currently unknown, but there is copious evidence that a change is taking place.
The case of the disappearing Great Lake USA Today (6/14) Lake Superior, the world's largest freshwater lake, has dropped to its lowest level in 81 years, with serious environmental and economic consequences.
Lowering lake levels impact water plant The Daily Mining Gazette (3/20) With Lake Superior’s falling water levels, some towns have found that there's not enough water above water plants' intake pipes to insulate them from freezing during winter’s coldest temperatures.
Great Lakes Observations Explorer
Click to view real-time and historic lake conditions; water levels, wave heights, air and water temperatures and more from the station or buoy of your choice.
Minnesota Lake Superior Beach Monitoring Program Minnesota Pollution Control Agency Information about swimming beach monitoring efforts, beach advisories, and fecal coliform and E. coli test results. Information updated daily in PDF format.
Soo Locks PORTS Data Products Center for Oceanographic Operational Products and Services (NOAA) The Physical Oceanographic Real-Time System (PORTS®) is a program of the National Ocean Service that provides ship masters and pilots with accurate real-time information required to avoid groundings and collisions.