At long last, you can now find out the state of the tide at Porthdinllaen by logging on to

http://easytide.ukho.gov.uk/EasyTide/EasyTide/ShowPrediction.aspx?PortID=0481&PredictionLength=7

Or you can log on to  http://www.easytide.com and sort it out yourself!

When you reach the site you will be asked for Region - select Europe from the drop down menu

Then a Country - select WALES  from the drop down menu ( it's the last one )

Then select ( you've guessed it ! ) - Porthdinllaen. It will then give you up to 6 days prediction showing heights and times. Don't forget  times are GMT so add an hour for BST.

Thanks to the Admiralty, the U.K. Hydrographic office and the BBC

For anyone with a Tide Watch, the Lunitudinal Interval or Mean High Water Interval (MHWI) for Porthdinllaen is 8.40, thanks to Commander John Page, Royal Navy, Head of Tidal Section for this information

The Lat and Long for Porthdinllaen is 52.56.633 North and 004.34.067 West.