Great Lakes Ice Cover Map
Great Lakes Ice Climatology Mariners Weather Log Vol. 49, No. 3, December 2005.
Great Lakes ice cover most extensive since mid 90s | NOAA Climate.gov Ice Cover: NOAA Great Lakes Environmental Research Laboratory .
Ice cover on the Great Lakes is rapidly growing due to polar Map Watch News: Great Lakes Ice Cover Charts and Maps.
Great Lakes Ice Cover Nearly a Record Low For Early January | The Great Lake Ice Coverage where are they at? | WPBN.
Great Lakes Ice Extent Now Above Average | Boreal Community Media Ice Cover: NOAA Great Lakes Environmental Research Laboratory .