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.

Bideford Bay

Wave Spectra for 12/05/2025 05:19 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 (12/05/2025 05:19 GMT)
Significant Wave Height (m)0.4
Wave zero up crossing period (Spectrum Tz) (s)6.3
Wind Wave Significant Wave Height (m)0.31
Wind Wave Peak Period (s)8.3
Wind Wave Peak Period Direction (°)277
Swell Significant Wave Height (m)0.24
Swell Peak Period (s)13.3
Swell Peak Period Direction (°)278.4
% Swell38.1