National Weather Service Marquette MI
10:15 PM Tuesday October 17.
occasional wave height is the
average of the highest 1/10 of the wave spectrum.
synopsis, a 29.9 inch ridge will shift east of the upper great
lakes tonight. 29.1 inch low pressure will then track from central
saskatchewan late tonight to southern hudson bay through thursday
as a 30.3 inch high pressure remains nearly stationary across the
mid atlantic states through saturday. another 30.0 inch ridge
will briefly cross lake superior on thursday. 29.1 inch low
pressure over the canadian prairies on friday will track to
western hudson bay through sunday, passing a 29.7 inch trough
across lake superior saturday evening.