National Network of Regional Coastal Monitoring Programmes

« Dychwelid at fap am donau, llanw a gorsafoedd tywydd eraill.

Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.

Gwynt Y Môr


Additional Information

 Wave buoy location  53° 28.62' N 03° 30.20' W
 Approximate water depth  10 m CD
 Approximate spring tidal range  7.2 m
 Storm alert threshold  3.54 m


Wave parameters are recorded using a Datawell Directional Waverider Mk III owned by RWE Innogy UK Limited, who have kindly agreed to make their real-time and archived data freely available to other users via this website.

The buoy was deployed on 27/04/2007, at which time the magnetic declination at the site was 3.79° west, changing by 0.16° east per year.


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