National Weather Service Marquette MI
9:52 AM Tuesday January 16.
occasional wave height is the average of the highest 1/10 of the wave spectrum. synopsis, a 30.2 inch low over the eastern great lakes will lift northeast while filling to 30.4 inches this afternoon. tonight through wednesday night, lake superior will be between a 29.6 inch low pressure over far southern hudson bay and a 30.7 inch high pressure over the middle mississippi valley. a 29.8 inch trough will then drift from northern ontario to the upper great lakes thursday into friday. a 29.3 inch low pressure will then develop across southern manitoba friday afternoon and track eastward to central quebec by saturday evening.