Bluegraph
SIMarineUS

NDBC 45174 · Buoy · Great Lakes

Wilmette, IL

42°08.1′N 087°39.3′W

Reading the buoy's spectra from NDBC…

5 mi 10 mi 42°05′N 42°10′N 42°15′N 87°45′W 87°30′W Winnetka Evanston Glenview Wheeling N ↑
Nearest shore 4 mi SSW, 206°T 5 mi 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

Every measurement · last 24 hours

What the buoy reports