National Network of Regional Coastal Monitoring Programmes

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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.

Rhyl Flats

Wave Spectra for 07/09/2022 07:54 GMT

Wave Spectra page developed in conjunction with Fugro GB Marine Limited.

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Sea and Swell Summary for (07/09/2022 07:54 GMT)
Significant Wave Height (m)0.42
Wave zero up crossing period (Spectrum Tz) (s)2.7
Wind Wave Significant Wave Height (m)0.41
Wind Wave Peak Period (s)3.2
Wind Wave Peak Period Direction (°)80
Swell Significant Wave Height (m)0.07
Swell Peak Period (s)9.1
Swell Peak Period Direction (°)292.5
% Swell3