Waiting for the tide (UK) is a free WordPress plugin by Waiting for the tide, that willshow tide times and heights for over 700 ports and beaches in Cornwall, Devon, Dorset, Hampshire, Sussex, Kent, London, Essex, Suffolk and Norfolk.
Features include:
Select from over 700 UK ports and beaches
Add tide times and heights using a sidebar widget or shortcode
Choose between multiple design themes and viewing options
Choose to display tide times and heights for 1, 2 or 3 days
Include a Google Map for your location, plus optional text
There is also a customisable JavaScript widget avaible.
More info: https://wordpress.org/plugins/waiting-for-the-tide-uk/#description