National Weather Service Marquette MI
10:01 AM Sunday August 20.
occasional wave height is the
average of the highest 1/10 of the wave spectrum.
synopsis, a 29.8 inch trough over northern minnesota will move
across lake superior this afternoon and reach the eastern great
lakes on tuesday. a 30.2 inch high pressure extending from
manitoba to nebraska tuesday night will move over wisconsin
thursday morning and remain over the great lakes through friday.