National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 08/07/2025 10:00(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.
Felixstowe
Wave Spectra for 08/07/2025 10:00(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 (08/07/2025 10:00(i) GMT) | |
|---|---|
| Significant Wave Height (m) | 0.63 |
| Wave zero up crossing period (Spectrum Tz) (s) | 3.9 |
| Wind Wave Significant Wave Height (m) | 0.63 |
| Wind Wave Peak Period (s) | 7.1 |
| Wind Wave Peak Period Direction (°) | 84 |
| Swell Significant Wave Height (m) | 0.04 |
| Swell Peak Period (s) | 11.1 |
| Swell Peak Period Direction (°) | 68.9 |
| % Swell | 0.4 |
Wave Spectra for date 08/07/2025 10:00(i):
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.04 | 25 | 0.004 | 0.001 |
| 0.06 | 16.7 | 0.003 | 0.001 |
| 0.08 | 12.5 | 0.009 | 0.002 |
| 0.09 | 11.1 | 0.031 | 0.006 |
| 0.1 | 10 | 0.254 | 0.052 |
| 0.11 | 9.1 | 0.568 | 0.115 |
| 0.12 | 8.3 | 0.811 | 0.164 |
| 0.125 | 8 | 0.864 | 0.175 |
| 0.13 | 7.7 | 0.73 | 0.148 |
| 0.135 | 7.4 | 0.73 | 0.148 |
| 0.14 | 7.1 | 1 | 0.203 |
| 0.145 | 6.9 | 0.901 | 0.183 |
| 0.15 | 6.7 | 0.568 | 0.115 |
| 0.155 | 6.5 | 0.556 | 0.113 |
| 0.16 | 6.3 | 0.644 | 0.131 |
| 0.17 | 5.9 | 0.511 | 0.104 |
| 0.18 | 5.6 | 0.533 | 0.108 |
| 0.19 | 5.3 | 0.405 | 0.082 |
| 0.2 | 5 | 0.49 | 0.099 |
| 0.22 | 4.5 | 0.423 | 0.086 |
| 0.24 | 4.2 | 0.215 | 0.044 |
| 0.26 | 3.8 | 0.128 | 0.026 |
| 0.28 | 3.6 | 0.189 | 0.038 |
| 0.3 | 3.3 | 0.143 | 0.029 |
| 0.32 | 3.1 | 0.101 | 0.02 |
| 0.4 | 2.5 | 0.177 | 0.036 |
| 0.48 | 2.1 | 0.108 | 0.022 |
