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.

Gwynt Y Môr Wave Spectra for 17/03/2021 07:21 GMT

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

Turning point search range: (Min>5): to (Max<40):  
Sea and Swell Summary for (17/03/2021 07:21 GMT)
Significant Wave Height (m)0.75
Wave zero up crossing period (Spectrum Tz) (s)3.5
Wind Wave Significant Wave Height (m)0.75
Wind Wave Peak Period (s)4.5
Wind Wave Peak Period Direction (°)307
Swell Significant Wave Height (m)0.03
Swell Peak Period (s)25
Swell Peak Period Direction (°)324.8
% Swell0.2
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