Bluegraph
SIMarineUS

NDBC 45004 · Buoy · Great Lakes

East Superior

47°35.0′N 086°35.2′W · 237 m deep

Reading the buoy's spectra from NDBC…

20 nmi 40 nmi 60 nmi 47°N 47°30′N 48°N 88°W 86°W Wawa Laurium N ↑
Nearest shore 27 nmi ENE, 069°T 71 nmi NNE of Marquette Coastline: Natural Earth · places: GeoNames

A simulation of the sea at this buoy, built from its wave measurements. The wave heights, periods and directions are real; the exact position of each crest is not. How it is made

Every measurement · last 48 hours

What the buoy reports