St Mary's tide times
St Mary's is listed against a validated Environment Agency gauge because it shares the same broad body of water in the Tide Checking coverage directory.
This page does not apply a local offset. It uses the validated St Mary's gauge times unaltered, because Tide Checking only publishes predictions from validated gauge fits.
Source gauge
St Mary's is listed against the St Mary's tide page. The gauge is about 0.0 km away. Heights are shown in mAOD, not chart datum.
Use this page for planning
Use the linked gauge page for the next high and low water, the 14-day tide curve, the live gauge check and the seven-day table. Leave a margin for weather, swell, walking time and local access signs.
Place characteristic
St Mary's is listed against a validated Environment Agency gauge because it shares the same broad body of water in the Tide Checking coverage directory.