Bluegraph
SIMarineUS

NDBC 45211 · Buoy · Great Lakes

Grand Island North, MI

46°58.4′N 086°34.1′W · 160 m deep

Reading the buoy's spectra from NDBC…

Wave intelligence
20 nmi 40 nmi 60 nmi 46°30′N 47°N 47°30′N 88°W 86°W Marquette N ↑
Nearest shore 24 nmi SE, 143°T 43 nmi NE 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