National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 02/10/2026 18:00 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 02/10/2026 18:00 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 (02/10/2026 18:00 GMT) | |
|---|---|
| Significant Wave Height (m) | 0.28 |
| Wave zero up crossing period (Spectrum Tz) (s) | 2.4 |
| Wind Wave Significant Wave Height (m) | 0.25 |
| Wind Wave Peak Period (s) | 6.7 |
| Wind Wave Peak Period Direction (°) | 0 |
| Swell Significant Wave Height (m) | 0.13 |
| Swell Peak Period (s) | 9.8 |
| Swell Peak Period Direction (°) | 0 |
| % Swell | 20.1 |
Wave Spectra for date 02/10/2026 18:00:
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.0313 | 31.9 | 0.468 | 0.007 |
| 0.0391 | 25.6 | 0.417 | 0.006 |
| 0.0469 | 21.3 | 0.461 | 0.007 |
| 0.0547 | 18.3 | 0.585 | 0.009 |
| 0.0625 | 16 | 0.774 | 0.012 |
| 0.0703 | 14.2 | 0.914 | 0.014 |
| 0.0781 | 12.8 | 0.789 | 0.012 |
| 0.0859 | 11.6 | 0.663 | 0.01 |
| 0.0938 | 10.7 | 0.821 | 0.013 |
| 0.1016 | 9.8 | 1 | 0.015 |
| 0.1094 | 9.1 | 0.95 | 0.014 |
| 0.1172 | 8.5 | 0.67 | 0.01 |
| 0.1250 | 8 | 0.502 | 0.008 |
| 0.1328 | 7.5 | 0.56 | 0.009 |
| 0.1406 | 7.1 | 0.678 | 0.01 |
| 0.1484 | 6.7 | 0.763 | 0.012 |
| 0.1563 | 6.4 | 0.72 | 0.011 |
| 0.1641 | 6.1 | 0.623 | 0.009 |
| 0.1719 | 5.8 | 0.514 | 0.008 |
| 0.1797 | 5.6 | 0.464 | 0.007 |
| 0.1875 | 5.3 | 0.488 | 0.007 |
| 0.1953 | 5.1 | 0.558 | 0.009 |
| 0.2031 | 4.9 | 0.539 | 0.008 |
| 0.2109 | 4.7 | 0.447 | 0.007 |
| 0.2188 | 4.6 | 0.474 | 0.007 |
| 0.2266 | 4.4 | 0.446 | 0.007 |
| 0.2344 | 4.3 | 0.464 | 0.007 |
| 0.2422 | 4.1 | 0.567 | 0.009 |
| 0.2500 | 4 | 0.518 | 0.008 |
| 0.2578 | 3.9 | 0.391 | 0.006 |
| 0.2656 | 3.8 | 0.383 | 0.006 |
| 0.2734 | 3.7 | 0.445 | 0.007 |
| 0.2813 | 3.6 | 0.544 | 0.008 |
| 0.2891 | 3.5 | 0.601 | 0.009 |
| 0.2969 | 3.4 | 0.605 | 0.009 |
| 0.3047 | 3.3 | 0.593 | 0.009 |
| 0.3125 | 3.2 | 0.613 | 0.009 |
| 0.3203 | 3.1 | 0.615 | 0.009 |
| 0.3281 | 3 | 0.551 | 0.008 |
| 0.3359 | 3 | 0.545 | 0.008 |
| 0.3438 | 2.9 | 0.568 | 0.009 |
| 0.3516 | 2.8 | 0.48 | 0.007 |
| 0.3594 | 2.8 | 0.351 | 0.005 |
| 0.3672 | 2.7 | 0.335 | 0.005 |
| 0.3750 | 2.7 | 0.369 | 0.006 |
| 0.3828 | 2.6 | 0.382 | 0.006 |
| 0.3906 | 2.6 | 0.352 | 0.005 |
| 0.3984 | 2.5 | 0.313 | 0.005 |
| 0.4063 | 2.5 | 0.308 | 0.005 |
| 0.4141 | 2.4 | 0.313 | 0.005 |
| 0.4219 | 2.4 | 0.404 | 0.006 |
| 0.4297 | 2.3 | 0.53 | 0.008 |
| 0.4375 | 2.3 | 0.496 | 0.008 |
| 0.4453 | 2.2 | 0.396 | 0.006 |
| 0.4531 | 2.2 | 0.336 | 0.005 |
| 0.4609 | 2.2 | 0.318 | 0.005 |
| 0.4688 | 2.1 | 0.292 | 0.004 |
| 0.4766 | 2.1 | 0.286 | 0.004 |
| 0.4844 | 2.1 | 0.3 | 0.005 |
| 0.4922 | 2 | 0.257 | 0.004 |
| 0.5000 | 2 | 0.258 | 0.004 |
| 0.5078 | 2 | 0.29 | 0.004 |
| 0.5156 | 1.9 | 0.384 | 0.006 |
| 0.5234 | 1.9 | 0.411 | 0.006 |
| 0.5313 | 1.9 | 0.298 | 0.005 |
| 0.5391 | 1.9 | 0.27 | 0.004 |
| 0.5469 | 1.8 | 0.301 | 0.005 |
| 0.5547 | 1.8 | 0.327 | 0.005 |
| 0.5625 | 1.8 | 0.293 | 0.004 |
| 0.5703 | 1.8 | 0.268 | 0.004 |
| 0.5781 | 1.7 | 0.231 | 0.004 |
| 0.5859 | 1.7 | 0.227 | 0.003 |
| 0.5938 | 1.7 | 0.271 | 0.004 |
| 0.6016 | 1.7 | 0.265 | 0.004 |
| 0.6094 | 1.6 | 0.247 | 0.004 |
| 0.6172 | 1.6 | 0.249 | 0.004 |
| 0.6250 | 1.6 | 0.302 | 0.005 |
| 0.6328 | 1.6 | 0.313 | 0.005 |
| 0.6406 | 1.6 | 0.258 | 0.004 |
| 0.6484 | 1.5 | 0.212 | 0.003 |
| 0.6563 | 1.5 | 0.191 | 0.003 |
| 0.6641 | 1.5 | 0.2 | 0.003 |
| 0.6719 | 1.5 | 0.249 | 0.004 |
| 0.6797 | 1.5 | 0.259 | 0.004 |
| 0.6875 | 1.5 | 0.221 | 0.003 |
| 0.6953 | 1.4 | 0.176 | 0.003 |
| 0.7031 | 1.4 | 0.149 | 0.002 |
| 0.7109 | 1.4 | 0.192 | 0.003 |
| 0.7188 | 1.4 | 0.235 | 0.004 |
| 0.7266 | 1.4 | 0.252 | 0.004 |
| 0.7344 | 1.4 | 0.224 | 0.003 |
| 0.7422 | 1.3 | 0.18 | 0.003 |
| 0.7500 | 1.3 | 0.152 | 0.002 |
| 0.7578 | 1.3 | 0.13 | 0.002 |
| 0.7656 | 1.3 | 0.155 | 0.002 |
| 0.7734 | 1.3 | 0.155 | 0.002 |
| 0.7813 | 1.3 | 0.159 | 0.002 |
| 0.7891 | 1.3 | 0.197 | 0.003 |
| 0.7969 | 1.3 | 0.178 | 0.003 |
| 0.8047 | 1.2 | 0.139 | 0.002 |
| 0.8125 | 1.2 | 0.147 | 0.002 |
| 0.8203 | 1.2 | 0.152 | 0.002 |
| 0.8281 | 1.2 | 0.169 | 0.003 |
| 0.8359 | 1.2 | 0.168 | 0.003 |
| 0.8438 | 1.2 | 0.146 | 0.002 |
| 0.8516 | 1.2 | 0.136 | 0.002 |
| 0.8594 | 1.2 | 0.137 | 0.002 |
| 0.8672 | 1.2 | 0.122 | 0.002 |
| 0.8750 | 1.1 | 0.133 | 0.002 |
| 0.8828 | 1.1 | 0.144 | 0.002 |
| 0.8906 | 1.1 | 0.139 | 0.002 |
| 0.8984 | 1.1 | 0.122 | 0.002 |
| 0.9063 | 1.1 | 0.097 | 0.001 |
