National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 13/11/2025 07:00(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 13/11/2025 07:00(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 (13/11/2025 07:00(i) GMT) | |
|---|---|
| Significant Wave Height (m) | 0.66 |
| Wave zero up crossing period (Spectrum Tz) (s) | 3.1 |
| Wind Wave Significant Wave Height (m) | 0.66 |
| Wind Wave Peak Period (s) | 3.8 |
| Wind Wave Peak Period Direction (°) | 173 |
| Swell Significant Wave Height (m) | 0.06 |
| Swell Peak Period (s) | 22.2 |
| Swell Peak Period Direction (°) | 161.7 |
| % Swell | 0.8 |
Wave Spectra for date 13/11/2025 07:00(i):
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.045 | 22.2 | 0.014 | 0.003 |
| 0.125 | 8 | 0.006 | 0.001 |
| 0.145 | 6.9 | 0.032 | 0.006 |
| 0.165 | 6.1 | 0.095 | 0.018 |
| 0.185 | 5.4 | 0.189 | 0.036 |
| 0.205 | 4.9 | 0.38 | 0.073 |
| 0.215 | 4.7 | 0.45 | 0.086 |
| 0.225 | 4.4 | 0.605 | 0.116 |
| 0.235 | 4.3 | 0.846 | 0.162 |
| 0.245 | 4.1 | 1 | 0.192 |
| 0.25 | 4 | 0.828 | 0.159 |
| 0.255 | 3.9 | 0.73 | 0.14 |
| 0.26 | 3.8 | 0.811 | 0.155 |
| 0.265 | 3.8 | 1 | 0.192 |
| 0.27 | 3.7 | 0.979 | 0.188 |
| 0.275 | 3.6 | 0.746 | 0.143 |
| 0.28 | 3.6 | 0.617 | 0.118 |
| 0.285 | 3.5 | 0.568 | 0.109 |
| 0.295 | 3.4 | 0.5 | 0.096 |
| 0.305 | 3.3 | 0.568 | 0.109 |
| 0.315 | 3.2 | 0.46 | 0.088 |
| 0.325 | 3.1 | 0.5 | 0.096 |
| 0.345 | 2.9 | 0.277 | 0.053 |
| 0.365 | 2.7 | 0.321 | 0.062 |
| 0.385 | 2.6 | 0.201 | 0.039 |
| 0.405 | 2.5 | 0.239 | 0.046 |
| 0.485 | 2.1 | 0.137 | 0.026 |
