Bluegraph
SIMarineUS

NDBC WASD2 · Tide gauge · Eastern Seaboard North

Washington, DC

38°52.4′N 077°01.3′W

Reading the gauge's spectra from NDBC…

5 nmi 10 nmi 38°50′N 38°55′N 77°15′W 77°W Washington Arlington Alexandria Bethesda N ↑
At the shore, at this coastline's 1:10m scale 0 nmi SSE of The Wharf 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