Coast, Grand Isle, Jefferson Parish. 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 officially monitored, but the responsible authority publishes no annual classification of the water quality.
Water temperature 24.6 °C — NOAA Geo-Polar Blended (5 km), measured 03/11/2026 06:00.
High tide at 19:01, Low tide at 04:12 (Local time at the spot).
Swimming spots in Grand Isle · Jefferson Parish · Swimming spots in the United States · Gulf of Mexico · On the map