Regional Coastal Monitoring Programmes
« Return to map for other wave, tide and met stations.
Perranporth Wave Spectra for 27/01/2021 10:19 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.
Perranporth Wave Spectra for 27/01/2021 10:19 GMT
Wave Spectra page developed in conjunction with Fugro GB Marine Limited.
Wave Spectra page developed in conjunction with Fugro GB Marine Limited.
| Sea and Swell Summary for (27/01/2021 10:19 GMT) | |
|---|---|
| Significant Wave Height (m) | 1.09 |
| Wave zero up crossing period (Spectrum Tz) (s) | 5.1 |
| Wind Wave Significant Wave Height (m) | 0.74 |
| Wind Wave Peak Period (s) | 7.1 |
| Wind Wave Peak Period Direction (°) | 269 |
| Swell Significant Wave Height (m) | 0.8 |
| Swell Peak Period (s) | 11.1 |
| Swell Peak Period Direction (°) | 284.1 |
| % Swell | 54.2 |
Wave Spectra for date 27/01/2021 10:19:
| Frequency (Hz) | Period (s) | Normalised Energy | Energy |
|---|---|---|---|
| 0.025 | 40 | 0.001809 | 0.0020237283 |
| 0.030 | 33.3 | 0.0038488 | 0.00430565256 |
| 0.035 | 28.6 | 0.010153 | 0.0113581611 |
| 0.040 | 25 | 0.06361 | 0.071160507 |
| 0.045 | 22.2 | 0.41479 | 0.464025573 |
| 0.050 | 20 | 0.21226 | 0.237455262 |
| 0.055 | 18.2 | 0.03371 | 0.037711377 |
| 0.060 | 16.7 | 0.022596 | 0.0252781452 |
| 0.065 | 15.4 | 0.080061 | 0.0895642407 |
| 0.070 | 14.3 | 0.13399 | 0.149894613 |
| 0.075 | 13.3 | 0.15033 | 0.168174171 |
| 0.080 | 12.5 | 0.34474 | 0.385660638 |
| 0.085 | 11.8 | 0.47713 | 0.533765331 |
| 0.090 | 11.1 | 1 | 1.1187 |
| 0.095 | 10.5 | 0.40455 | 0.452570085 |
| 0.100 | 10 | 0.4892 | 0.54726804 |
| 0.110 | 9.1 | 0.69769 | 0.780505803 |
| 0.120 | 8.3 | 0.34995 | 0.391489065 |
| 0.130 | 7.7 | 0.36061 | 0.403414407 |
| 0.140 | 7.1 | 0.26316 | 0.294397092 |
| 0.150 | 6.7 | 0.22313 | 0.249615531 |
| 0.160 | 6.3 | 0.1653 | 0.18492111 |
| 0.170 | 5.9 | 0.16042 | 0.179461854 |
| 0.180 | 5.6 | 0.12874 | 0.144021438 |
| 0.190 | 5.3 | 0.21872 | 0.244682064 |
| 0.200 | 5 | 0.13946 | 0.156013902 |
| 0.210 | 4.8 | 0.14588 | 0.163195956 |
| 0.220 | 4.5 | 0.12683 | 0.141884721 |
| 0.230 | 4.3 | 0.11943 | 0.133606341 |
| 0.240 | 4.2 | 0.064896 | 0.0725991552 |
| 0.250 | 4 | 0.089819 | 0.1004805153 |
| 0.260 | 3.8 | 0.087163 | 0.0975092481 |
| 0.270 | 3.7 | 0.10332 | 0.115584084 |
| 0.280 | 3.6 | 0.11081 | 0.123963147 |
| 0.290 | 3.4 | 0.11248 | 0.125831376 |
| 0.300 | 3.3 | 0.097783 | 0.1093898421 |
| 0.310 | 3.2 | 0.062978 | 0.0704534886 |
| 0.320 | 3.1 | 0.056985 | 0.0637491195 |
| 0.330 | 3 | 0.05727 | 0.064067949 |
| 0.340 | 2.9 | 0.042427 | 0.0474630849 |
| 0.350 | 2.9 | 0.035794 | 0.0400427478 |
| 0.360 | 2.8 | 0.031588 | 0.0353374956 |
| 0.370 | 2.7 | 0.029014 | 0.0324579618 |
| 0.380 | 2.6 | 0.025733 | 0.0287875071 |
| 0.390 | 2.6 | 0.046191 | 0.0516738717 |
| 0.400 | 2.5 | 0.026784 | 0.0299632608 |
| 0.410 | 2.4 | 0.019546 | 0.0218661102 |
| 0.420 | 2.4 | 0.016164 | 0.0180826668 |
| 0.430 | 2.3 | 0.018874 | 0.0211143438 |
| 0.440 | 2.3 | 0.022596 | 0.0252781452 |
| 0.450 | 2.2 | 0.015765 | 0.0176363055 |
| 0.460 | 2.2 | 0.016408 | 0.0183556296 |
| 0.470 | 2.1 | 0.016408 | 0.0183556296 |
| 0.480 | 2.1 | 0.016993 | 0.0190100691 |
| 0.490 | 2 | 0.013037 | 0.0145844919 |
| 0.500 | 2 | 0.013637 | 0.0152557119 |
| 0.510 | 2 | 0.015223 | 0.0170299701 |
| 0.520 | 1.9 | 0.0085231 | 0.00953479197 |
| 0.530 | 1.9 | 0.01062 | 0.011880594 |
| 0.540 | 1.9 | 0.011915 | 0.0133293105 |
| 0.550 | 1.8 | 0.0133 | 0.01487871 |
| 0.560 | 1.8 | 0.0099517 | 0.01113296679 |
| 0.570 | 1.8 | 0.005327 | 0.0059593149 |
| 0.580 | 1.7 | 0.0080267 | 0.00897946929 |
