Unfortunately while US's NOAA provides all the data needed free of charge (with an API to boot), the UK government's equivalent charges an MSRP of £38.30 and re

Unfortunately while US's NOAA provides all the data needed free of charge (with an API to boot), the UK government's equivalent charges an MSRP of £38.30 and requires finding and contacting an authorized distributor, though the data does seem to be more worldwide. I haven't seen other offerings. https://www.admiralty.co.uk/publications/publications-and-reference-guides/admiralty-tide-tables https://www.admiralty.co.uk/publications/publications-and-re...