National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 22/04/2026 06:30(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.
Spurn Point
Wave Spectra for 22/04/2026 06:30(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 (22/04/2026 06:30(i) GMT) | |
|---|---|
| Significant Wave Height (m) | 0.98 |
| Wave zero up crossing period (Spectrum Tz) (s) | 3.4 |
| Wind Wave Significant Wave Height (m) | 0.98 |
| Wind Wave Peak Period (s) | 5.6 |
| Wind Wave Peak Period Direction (°) | 84 |
| Swell Significant Wave Height (m) | 0.06 |
| Swell Peak Period (s) | 25 |
| Swell Peak Period Direction (°) | 303.8 |
| % Swell | 0.4 |
Wave Spectra for date 22/04/2026 06:30(i):
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.04 | 25 | 0.017 | 0.007 |
| 0.06 | 16.7 | 0.004 | 0.002 |
| 0.08 | 12.5 | 0.004 | 0.002 |
| 0.1 | 10 | 0.005 | 0.002 |
| 0.12 | 8.3 | 0.009 | 0.004 |
| 0.13 | 7.7 | 0.015 | 0.006 |
| 0.14 | 7.1 | 0.032 | 0.014 |
| 0.15 | 6.7 | 0.126 | 0.053 |
| 0.16 | 6.3 | 0.244 | 0.103 |
| 0.165 | 6.1 | 0.405 | 0.171 |
| 0.17 | 5.9 | 0.568 | 0.24 |
| 0.175 | 5.7 | 0.794 | 0.335 |
| 0.18 | 5.6 | 1 | 0.422 |
| 0.185 | 5.4 | 0.864 | 0.365 |
| 0.19 | 5.3 | 0.686 | 0.29 |
| 0.195 | 5.1 | 0.762 | 0.322 |
| 0.2 | 5 | 0.811 | 0.343 |
| 0.21 | 4.8 | 0.901 | 0.38 |
| 0.22 | 4.5 | 0.73 | 0.308 |
| 0.23 | 4.3 | 0.617 | 0.261 |
| 0.24 | 4.2 | 0.92 | 0.388 |
| 0.26 | 3.8 | 0.414 | 0.175 |
| 0.28 | 3.6 | 0.302 | 0.127 |
| 0.3 | 3.3 | 0.244 | 0.103 |
| 0.32 | 3.1 | 0.201 | 0.085 |
| 0.4 | 2.5 | 0.21 | 0.089 |
| 0.48 | 2.1 | 0.156 | 0.066 |
