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 12/04/2024 22:50 GMT

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

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Sea and Swell Summary for (12/04/2024 22:50 GMT)
Significant Wave Height (m)1.57
Wave zero up crossing period (Spectrum Tz) (s)6.2
Wind Wave Significant Wave Height (m)1.03
Wind Wave Peak Period (s)5.3
Wind Wave Peak Period Direction (°)221
Swell Significant Wave Height (m)1.19
Swell Peak Period (s)16.7
Swell Peak Period Direction (°)243.3
% Swell57