NDBC 45174 · Buoy · Great Lakes

Wilmette, IL

42°08.1′N 087°39.3′W

Reading the buoy's spectra from NDBC…

Nearest shore 3 nmi SSW, 206°T 4 nmi ENE of Winnetka 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

This page is drawn by script. The CSV and JSON downloads have every observation.

Every measurement · last 48 hours

What the buoy reports

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