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Monthly tide tables for 2023 Times are GMT.


You are reminded to add 1 hour for BST from end of March to end of October.


The following links relate to Reference Ports for the Tidal Stream Atlas areas for UK, Southern Ireland and Channel Islands as follows:


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Nobska Point channel buoy (R “26” Fl R 4s Bell) on passage towards Martha's Vineyard, Massachusetts, USA. The island is south of Cape Cod. The question is whether it is a port or starboard buoy? And why? (N41º 30.542′  W70º  39.014′)

The entry from The Channel Islands on passage to Grandville, France and the start of the pilotage plan into the port. Get this wrong and you're in real trouble!

(N48º 50.050′  W001º  36.870′)

Grandville, France. Essential to get your pilotage planning right.