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.

Perranporth

Wave Spectra for 19/02/2025 21:20 GMT

Wave Spectra page developed in conjunction with Fugro GB Limited.

(i) stands for Iridium

Turning point search range: (Min>5): to (Max<40):  
Sea and Swell Summary for (19/02/2025 21:20 GMT)
Significant Wave Height (m)2.04
Wave zero up crossing period (Spectrum Tz) (s)6.7
Wind Wave Significant Wave Height (m)0.96
Wind Wave Peak Period (s)6.7
Wind Wave Peak Period Direction (°)201
Swell Significant Wave Height (m)1.8
Swell Peak Period (s)13.3
Swell Peak Period Direction (°)275.6
% Swell77.9