Bluegraph
SIMarineUS

NDBC MCGM4 · Tide gauge · Great Lakes

Marquette C.G., MI

46°32.7′N 087°22.7′W

Reading the gauge's spectra from NDBC…

5 mi 10 mi 46°30′N 46°35′N 87°30′W 87°15′W Ishpeming Trowbridge Park Harvey N ↑
At the shore, at this coastline's 1:10m scale 1 mi E of Marquette Coastline: Natural Earth · places: GeoNames

A simulation of the sea at this gauge, 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 gauge reports