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.

Swanage Pier

Tide Levels and Harmonics

Wave Spectra for 31/10/2024 23:00 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 (31/10/2024 23:00 GMT)
Significant Wave Height (m)0.43
Wave zero up crossing period (Spectrum Tz) (s)3.9
Wind Wave Significant Wave Height (m)0.16
Wind Wave Peak Period (s)4
Wind Wave Peak Period Direction (°)0
Swell Significant Wave Height (m)0.09
Swell Peak Period (s)31.9
Swell Peak Period Direction (°)0
% Swell22.3