Great Lakes Ice Cover Update

Yesterday (March 26) the Great Lakes were still 74.3% ice covered:

At this time last year, the Great Lakes were almost ice free:

Even after the cold winter of 2011, only Lake Eerie had significant ice:

The last time ice cover was anything close to this year was 2009:

Ice covered about the same areas in 2009 as this year, but ice concentration was lower in 2009.

Temperatures have been 8 to 12 degrees below normal across the Great Lakes during the last 30 days: