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.

Porthleven

Wave Spectra for 29/11/2022 23:20 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 (29/11/2022 23:20 GMT)
Significant Wave Height (m)1.08
Wave zero up crossing period (Spectrum Tz) (s)5.3
Wind Wave Significant Wave Height (m)0.77
Wind Wave Peak Period (s)7.1
Wind Wave Peak Period Direction (°)233
Swell Significant Wave Height (m)0.77
Swell Peak Period (s)11.8
Swell Peak Period Direction (°)237.7
% Swell50.1