National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 20/05/2025 21:00 GMT
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 20/05/2025 21:00 GMT
Wave Spectra page developed in conjunction with Fugro GB Limited.
Wave Spectra page developed in conjunction with Fugro GB Limited.
| Sea and Swell Summary for (20/05/2025 21:00 GMT) | |
|---|---|
| Significant Wave Height (m) | 0.12 |
| Wave zero up crossing period (Spectrum Tz) (s) | 4.7 |
| Wind Wave Significant Wave Height (m) | 0.05 |
| Wind Wave Peak Period (s) | 4.1 |
| Wind Wave Peak Period Direction (°) | 0 |
| Swell Significant Wave Height (m) | 0.02 |
| Swell Peak Period (s) | 21.3 |
| Swell Peak Period Direction (°) | 0 |
| % Swell | 19.9 |
