Coast, Lagunitas-Forest Knolls, Marin 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 not in any official register — there are no water samples and no classification.
Water temperature 15.4 °C — NOAA Geo-Polar Blended (5 km), measured 19/09/2026 05:00.
Low tide at 14:05, High tide at 19:38 (Local time at the spot).
Swimming spots in Lagunitas-Forest Knolls · Marin County · Swimming spots in the United States · Pacific Ocean · On the map