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.

Felixstowe

Wave Spectra for 08/07/2025 09:30(i) 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 (08/07/2025 09:30(i) GMT)
Significant Wave Height (m)0.64
Wave zero up crossing period (Spectrum Tz) (s)3.9
Wind Wave Significant Wave Height (m)0.63
Wind Wave Peak Period (s)6.1
Wind Wave Peak Period Direction (°)80
Swell Significant Wave Height (m)0.03
Swell Peak Period (s)11.8
Swell Peak Period Direction (°)1.4
% Swell0.2