Trend: As of now, no ice coverage exists on Great Lakes
After a warm fall across the Great Lakes region, it's no surprise that the lake water temperatures are running above average this late in the year. The image below shows the surface water temperatures as of December 7, 2015. Other than the extreme northwestern corner of Lake Superior, no area of water has neared the freezing mark. In fact The Great Lakes are running an average of 2.88oF above normal based on the average from 1992 to 2014. The graphic below also analyzes ice coverage, and highlights that there's no ice coverage across any of the Great Lakes.