Coast, Altona, Charlotte Amalie. We calculate high and low water here from an ocean tide model — accurate to about 5 cm on open coasts, considerably less in tidal flats and river mouths. This spot is not in any official register — there are no water samples and no classification.
Water temperature 29.6 °C — NOAA Geo-Polar Blended (5 km), measured 20/09/2026 08:00.
Low tide at 01:35, High tide at 05:08 (Local time at the spot).
Swimming spots in Altona · Charlotte Amalie · Swimming spots in the U.S. Virgin Islands · Caribbean Sea · On the map