Portray water depths, coastlines, dangers, aids to navigation, landmarks, bottom characteristics and other features.
Presents elevation (contour lines), hydrography, geographic place names, and a variety of cultural features.
Represents the three-dimensional features that lie underwater. Variations in the sea floor are depicted by color and contour lines. Only available in areas where NOAA has conducted a hydrographic survey.
Click anywhere on the map to get a hyper-localized forecast for that spot.
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