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.

Second Severn Crossing

Wave Spectra for 19/04/2024 18:00 GMT

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

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Sea and Swell Summary for (19/04/2024 18:00 GMT)
Significant Wave Height (m)0.17
Wave zero up crossing period (Spectrum Tz) (s)3.8
Wind Wave Significant Wave Height (m)0.07
Wind Wave Peak Period (s)8
Wind Wave Peak Period Direction (°)0
Swell Significant Wave Height (m)0.03
Swell Peak Period (s)11.6
Swell Peak Period Direction (°)0
% Swell14.3