More than 60% ice cover on the Great Lakes. And half the winter left!!!

The Great Lakes are freezing over at a rapid rate. These are the numbers for ice cover for Jan. 23:

Lake Superior 57.2062%

Lake Michigan 37.7962%

Lake Huron 75.7721%

Lake Erie 94.8880%

Lake Ontario 42.9223%, the weighted average 60.02%

The forecast from NOAA was for 58 to 62% maximum ice-cover for 2014. We are already there with half the winter yet to go.  The average for the last 40 years is a max. of 51.4%. See fig:

NOAAice cover

Here is a picture of the ice cover for Jan 23. Brr, and a new, longer lasting arctic blast is under way!! It will take a long time to melt all this ice come spring. It takes 80 calories to melt one gram of ice, but only twenty to heat it from zero to 20 degrees C (68 F) so you can take a dip.


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Engineer, graduated from Chalmers Technical University a long time ago with a degree in Technical Physics. Career in Aerospace, Analytical Chemistry, and chip manufacturing. Presently adjunct faculty at PSU, teaching one course in Computer Engineering, the Capstone Course.

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