National Network of Regional Coastal Monitoring Programmes

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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.

West Bay Harbour

Tide Levels and Harmonics

Wave Spectra for 15/07/2022 22:00 GMT

Wave Spectra page developed in conjunction with Fugro GB Limited.

(i) stands for Iridium

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Sea and Swell Summary for (15/07/2022 22:00 GMT)
Significant Wave Height (m)0.01
Wave zero up crossing period (Spectrum Tz) (s)5.2
Wind Wave Significant Wave Height (m)0.02
Wind Wave Peak Period (s)5.3
Wind Wave Peak Period Direction (°)0
Swell Significant Wave Height (m)0.01
Swell Peak Period (s)8.7
Swell Peak Period Direction (°)0
% Swell29.7
Wave Spectra for date 15/07/2022 22:00:
Frequency (Hz)Period (s)Normalised EnergyEnergy
0.030033.30.460
0.035028.60.240
0.0400250.260
0.045022.20.320
0.0500200.340
0.055018.20.340
0.060016.70.350
0.065015.40.390
0.070014.30.390
0.075013.30.450
0.080012.50.480
0.085011.80.610
0.090011.10.690
0.095010.50.760
0.1000100.810
0.10509.50.840
0.11009.10.840
0.11508.70.840
0.12008.30.830
0.125080.830
0.13007.70.780
0.13507.40.760
0.14007.10.70
0.14506.90.750
0.15006.70.70
0.15506.50.620
0.16006.30.610
0.16506.10.620
0.17005.90.650
0.17505.70.780
0.18005.60.960
0.18505.40.950
0.19005.310
0.19505.10.960
0.200050.80
0.20504.90.750
0.21004.80.730
0.21504.70.70
0.22004.50.680
0.22504.40.70
0.23004.30.620
0.23504.30.460
0.24004.20.460
0.24504.10.390
0.250040.370
0.25503.90.380
0.26003.80.370
0.26503.80.350
0.27003.70.350
0.27503.60.350
0.28003.60.280
0.28503.50.210
0.29003.40.20
0.29503.40.180
0.30003.30.180
0.30503.30.190
0.31003.20.190
0.31503.20.190
0.32003.10.220
0.32503.10.230
0.330030.240
0.335030.230
0.34002.90.230
0.34502.90.240
0.35002.90.260
0.35502.80.270
0.36002.80.260
0.36502.70.240
0.37002.70.230
0.37502.70.210
0.38002.60.190
0.38502.60.180
0.39002.60.180
0.39502.50.180
0.40002.50.160
0.40502.50.140
0.41002.40.130
0.41502.40.120
0.42002.40.120
0.42502.40.110
0.43002.30.090
0.43502.30.080
0.44002.30.070
0.44502.20.070
0.45002.20.070
0.45502.20.060
0.46002.20.060
0.46502.20.060
0.47002.10.060
0.47502.10.060
0.48002.10.060
0.48502.10.070
0.490020.080
0.495020.080
0.500020.090
0.505020.10
0.510020.110
0.51501.90.110
0.52001.90.120
0.52501.90.130
0.53001.90.140
0.53501.90.140
0.54001.90.140
0.54501.80.130
0.55001.80.130
0.55501.80.120
0.56001.80.110
0.56501.80.090
0.57001.80.080
0.57501.70.070
0.58001.70.070
0.58501.70.060
0.59001.70.060
0.59501.70.050
0.60001.70.060
0.60501.70.060
0.61001.60.060
0.61501.60.060
0.62001.60.070
0.62501.60.070
0.63001.60.080
0.63501.60.080
0.64001.60.080
0.64501.60.080
0.65001.50.070
0.65501.50.070
0.66001.50.080
0.66501.50.080
0.67001.50.080
0.67501.50.070
0.68001.50.070
0.68501.50.070
0.69001.40.060
0.69501.40.060
0.70001.40.060
0.70501.40.060
0.71001.40.050
0.71501.40.040
0.72001.40.040
0.72501.40.040
0.73001.40.040
0.73501.40.040
0.74001.40.030
0.74501.30.030
0.75001.30.040
0.75501.30.040
0.76001.30.040
0.76501.30.040
0.77001.30.040
0.77501.30.040
0.78001.30.040
0.78501.30.040
0.79001.30.040
0.79501.30.040
0.80001.30.040
0.80501.20.040
0.81001.20.040
0.81501.20.040
0.82001.20.040
0.82501.20.040
0.83001.20.040
0.83501.20.040
0.84001.20.040
0.84501.20.040
0.85001.20.040
0.85501.20.040
0.86001.20.040
0.86501.20.040
0.87001.10.040
0.87501.10.030
0.88001.10.030
0.88501.10.030
0.89001.10.030
0.89501.10.030
0.90001.10.030
0.90501.10.030