National Network of Regional Coastal Monitoring Programmes
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Wave Spectra for 14/01/2025 08:00(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.
St Mary's Sound
Wave Spectra for 14/01/2025 08:00(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 (14/01/2025 08:00(i) GMT) | |
---|---|
Significant Wave Height (m) | 1.5 |
Wave zero up crossing period (Spectrum Tz) (s) | 6.8 |
Wind Wave Significant Wave Height (m) | 0.87 |
Wind Wave Peak Period (s) | 7.4 |
Wind Wave Peak Period Direction (°) | 236 |
Swell Significant Wave Height (m) | 1.22 |
Swell Peak Period (s) | 13.3 |
Swell Peak Period Direction (°) | 221.5 |
% Swell | 66.1 |
Wave Spectra for date 14/01/2025 08:00(i):
Frequency (Hz) | Period (s) | Normalised Energy | Energy |
---|---|---|---|
0.025 | 40 | 0 | 0 |
0.035 | 28.6 | 0.001 | 0.002 |
0.045 | 22.2 | 0.004 | 0.011 |
0.055 | 18.2 | 0.027 | 0.086 |
0.06 | 16.7 | 0.042 | 0.132 |
0.065 | 15.4 | 0.126 | 0.393 |
0.07 | 14.3 | 0.556 | 1.741 |
0.075 | 13.3 | 1 | 3.133 |
0.08 | 12.5 | 0.864 | 2.706 |
0.085 | 11.8 | 0.73 | 2.288 |
0.09 | 11.1 | 0.266 | 0.832 |
0.095 | 10.5 | 0.249 | 0.781 |
0.105 | 9.5 | 0.35 | 1.095 |
0.115 | 8.7 | 0.229 | 0.717 |
0.125 | 8 | 0.302 | 0.945 |
0.135 | 7.4 | 0.173 | 0.543 |
0.145 | 6.9 | 0.14 | 0.438 |
0.165 | 6.1 | 0.123 | 0.385 |
0.185 | 5.4 | 0.09 | 0.284 |
0.205 | 4.9 | 0.059 | 0.186 |
0.225 | 4.4 | 0.059 | 0.186 |
0.245 | 4.1 | 0.038 | 0.12 |
0.265 | 3.8 | 0.021 | 0.067 |
0.285 | 3.5 | 0.02 | 0.062 |
0.305 | 3.3 | 0.021 | 0.067 |
0.385 | 2.6 | 0.005 | 0.015 |
0.465 | 2.2 | 0.003 | 0.01 |