40th Pole 2 (Nantucket)

Coast, Nantucket, Nantucket County. 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 listed by an authority but is not designated as a bathing water — there are no water samples and no classification.

Common questions about this spot

How warm is the water?

Water temperature 19.9 °C — NOAA Geo-Polar Blended (5 km), measured 19/09/2026 08:00.

When is high and low tide?

High tide at 16:31, Low tide at 23:48 (Local time at the spot).

Swimming spots in Nantucket · Nantucket County · Swimming spots in the United States · Atlantic Ocean · On the map