National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 05/08/2025 12:30(i) 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.
Happisburgh
Wave Spectra for 05/08/2025 12:30(i) 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 (05/08/2025 12:30(i) GMT) | |
|---|---|
| Significant Wave Height (m) | 1 |
| Wave zero up crossing period (Spectrum Tz) (s) | 4.6 |
| Wind Wave Significant Wave Height (m) | 0.95 |
| Wind Wave Peak Period (s) | 7.1 |
| Wind Wave Peak Period Direction (°) | 353 |
| Swell Significant Wave Height (m) | 0.32 |
| Swell Peak Period (s) | 8.3 |
| Swell Peak Period Direction (°) | 5.6 |
| % Swell | 10 |
Wave Spectra for date 05/08/2025 12:30(i):
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.04 | 25 | 0.004 | 0.002 |
| 0.06 | 16.7 | 0.006 | 0.003 |
| 0.08 | 12.5 | 0.055 | 0.031 |
| 0.09 | 11.1 | 0.103 | 0.057 |
| 0.1 | 10 | 0.35 | 0.195 |
| 0.11 | 9.1 | 0.295 | 0.164 |
| 0.12 | 8.3 | 0.58 | 0.323 |
| 0.125 | 8 | 0.568 | 0.316 |
| 0.13 | 7.7 | 0.715 | 0.398 |
| 0.135 | 7.4 | 0.92 | 0.512 |
| 0.14 | 7.1 | 1 | 0.557 |
| 0.145 | 6.9 | 0.939 | 0.523 |
| 0.15 | 6.7 | 0.794 | 0.442 |
| 0.155 | 6.5 | 0.7 | 0.39 |
| 0.16 | 6.3 | 0.7 | 0.39 |
| 0.17 | 5.9 | 0.658 | 0.366 |
| 0.18 | 5.6 | 0.46 | 0.256 |
| 0.19 | 5.3 | 0.544 | 0.303 |
| 0.2 | 5 | 0.432 | 0.24 |
| 0.22 | 4.5 | 0.315 | 0.175 |
| 0.24 | 4.2 | 0.38 | 0.212 |
| 0.26 | 3.8 | 0.249 | 0.139 |
| 0.28 | 3.6 | 0.146 | 0.081 |
| 0.3 | 3.3 | 0.134 | 0.075 |
| 0.32 | 3.1 | 0.11 | 0.061 |
| 0.4 | 2.5 | 0.055 | 0.031 |
| 0.48 | 2.1 | 0.025 | 0.014 |
