Great Lakes Water LevelsOctober 5th, 2012 at 4:30 am by Bill Steffen under Bill's Blog, Weather
This is a recent picture showing the low water level near Traverse City. Due to below average precipitation and above average evaporation, the water level of Lake Michigan has dropped significantly. It’s down 7″ in the past month and it’s now 13″ below the level of one year ago. The lake is now just 2″ above the low water level of October 1964. The lake is 27″ below average and 69″ above the high water record set in Oct. 1986. Lake Superior dropped 4″ in the last month and is now 2″ below the level of one year ago. Superior is 15″ below the average level. Lake Erie is down 4″ in the last month and 17″ in the past year. Erie is now 7″ below the average level. Ontario is down 7″ in the last month and 11″ year-to-year. It’s 9″ below the century average. Lake Michigan is expected to drop another 1-3″ in the next month.