National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 05/08/2025 13:00(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 13:00(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 13:00(i) GMT) | |
|---|---|
| Significant Wave Height (m) | 1.06 |
| Wave zero up crossing period (Spectrum Tz) (s) | 4.4 |
| Wind Wave Significant Wave Height (m) | 1.03 |
| Wind Wave Peak Period (s) | 7.1 |
| Wind Wave Peak Period Direction (°) | 353 |
| Swell Significant Wave Height (m) | 0.27 |
| Swell Peak Period (s) | 10 |
| Swell Peak Period Direction (°) | 7 |
| % Swell | 6.4 |
Wave Spectra for date 05/08/2025 13:00(i):
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.04 | 25 | 0.005 | 0.003 |
| 0.06 | 16.7 | 0.009 | 0.005 |
| 0.08 | 12.5 | 0.053 | 0.03 |
| 0.09 | 11.1 | 0.073 | 0.041 |
| 0.1 | 10 | 0.365 | 0.205 |
| 0.11 | 9.1 | 0.277 | 0.156 |
| 0.12 | 8.3 | 0.357 | 0.201 |
| 0.125 | 8 | 0.46 | 0.258 |
| 0.13 | 7.7 | 0.631 | 0.354 |
| 0.135 | 7.4 | 0.846 | 0.475 |
| 0.14 | 7.1 | 1 | 0.561 |
| 0.145 | 6.9 | 0.979 | 0.55 |
| 0.15 | 6.7 | 0.828 | 0.465 |
| 0.155 | 6.5 | 0.762 | 0.428 |
| 0.16 | 6.3 | 0.746 | 0.419 |
| 0.17 | 5.9 | 0.658 | 0.369 |
| 0.18 | 5.6 | 0.533 | 0.299 |
| 0.19 | 5.3 | 0.49 | 0.275 |
| 0.2 | 5 | 0.631 | 0.354 |
| 0.22 | 4.5 | 0.405 | 0.228 |
| 0.24 | 4.2 | 0.35 | 0.196 |
| 0.26 | 3.8 | 0.405 | 0.228 |
| 0.28 | 3.6 | 0.308 | 0.173 |
| 0.3 | 3.3 | 0.149 | 0.084 |
| 0.32 | 3.1 | 0.143 | 0.08 |
| 0.4 | 2.5 | 0.055 | 0.031 |
| 0.48 | 2.1 | 0.027 | 0.015 |
