National Weather Service Marquette MI
9:43 PM Wednesday October 18.
occasional wave height is the
average of the highest 1/10 of the wave spectrum.
synopsis, a 28.7 inch low near hudson bay through thursday will
push a trough of 29.7 inches across lake superior tonight. a
nearly stationary 30.2 inch area of high pressure across the mid
atlantic states will push a 30.0 inch ridge across lake superior
thursday into friday. a 29.1 inch low pressure over the canadian
prairies on friday will track toward hudson bay through sunday,
passing a 29.8 inch trough across lake superior by saturday night.
weak ridging of 30.0 inches will track eastward across lake
superior on sunday ahead of a 29.7 inch trough approaching from
the west on monday.