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.

Severn Bridge

Wave Spectra for 02/10/2022 12:00 GMT

Wave Spectra page developed in conjunction with Fugro GB Marine Limited.

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Sea and Swell Summary for (02/10/2022 12:00 GMT)
Significant Wave Height (m)	0.12
Wave zero up crossing period (Spectrum Tz) (s)	4.9
Wind Wave Significant Wave Height (m)	0.05
Wind Wave Peak Period (s)	5.6
Wind Wave Peak Period Direction (°)	0
Swell Significant Wave Height (m)	0.02
Swell Peak Period (s)	25.6
Swell Peak Period Direction (°)	0
% Swell	14.6

Wave Spectra for date 02/10/2022 12:00:

Frequency (Hz)	Period (s)	Normalised Energy	Energy
0.0313	31.9	0.89460784313726	0.000365
0.0391	25.6	1	0.000408
0.0469	21.3	0.75245098039216	0.000307
0.0547	18.3	0.77205882352941	0.000315
0.0625	16	0.76960784313726	0.000314
0.0703	14.2	0.75490196078431	0.000308
0.0781	12.8	0.73529411764706	0.0003
0.0859	11.6	0.7328431372549	0.000299
0.0937	10.7	0.75	0.000306
0.1016	9.8	0.73529411764706	0.0003
0.1094	9.1	0.75	0.000306
0.1172	8.5	0.78186274509804	0.000319
0.1250	8	0.77450980392157	0.000316
0.1328	7.5	0.79656862745098	0.000325
0.1406	7.1	0.77941176470588	0.000318
0.1484	6.7	0.79166666666667	0.000323
0.1563	6.4	0.81372549019608	0.000332
0.1641	6.1	0.81127450980392	0.000331
0.1719	5.8	0.80392156862745	0.000328
0.1797	5.6	0.81862745098039	0.000334
0.1875	5.3	0.81617647058823	0.000333
0.1953	5.1	0.77696078431373	0.000317
0.2031	4.9	0.74019607843137	0.000302
0.2109	4.7	0.74264705882353	0.000303
0.2188	4.6	0.75490196078431	0.000308
0.2266	4.4	0.73774509803922	0.000301
0.2344	4.3	0.68137254901961	0.000278
0.2422	4.1	0.66911764705882	0.000273
0.2500	4	0.65686274509804	0.000268
0.2578	3.9	0.61029411764706	0.000249
0.2656	3.8	0.58088235294118	0.000237
0.2734	3.7	0.57598039215686	0.000235
0.2812	3.6	0.6078431372549	0.000248
0.2891	3.5	0.6078431372549	0.000248
0.2969	3.4	0.58333333333333	0.000238
0.3047	3.3	0.51470588235294	0.00021
0.3125	3.2	0.4828431372549	0.000197
0.3203	3.1	0.48774509803922	0.000199
0.3281	3	0.50980392156863	0.000208
0.3359	3	0.51225490196078	0.000209
0.3437	2.9	0.50490196078431	0.000206
0.3516	2.8	0.48774509803922	0.000199
0.3594	2.8	0.47058823529412	0.000192
0.3672	2.7	0.44117647058824	0.00018
0.3750	2.7	0.42401960784314	0.000173
0.3828	2.6	0.43627450980392	0.000178
0.3906	2.6	0.45833333333333	0.000187
0.3984	2.5	0.47549019607843	0.000194
0.4063	2.5	0.48039215686275	0.000196
0.4141	2.4	0.47058823529412	0.000192
0.4219	2.4	0.4656862745098	0.00019
0.4297	2.3	0.47794117647059	0.000195
0.4375	2.3	0.4828431372549	0.000197
0.4453	2.2	0.47303921568627	0.000193
0.4531	2.2	0.45098039215686	0.000184
0.4609	2.2	0.45833333333333	0.000187
0.4688	2.1	0.44852941176471	0.000183
0.4766	2.1	0.41176470588235	0.000168
0.4844	2.1	0.38725490196078	0.000158
0.4922	2	0.35539215686275	0.000145
0.5000	2	0.32107843137255	0.000131
0.5078	2	0.31127450980392	0.000127
0.5156	1.9	0.29411764705882	0.00012
0.5235	1.9	0.27696078431373	0.000113
0.5312	1.9	0.27696078431373	0.000113
0.5391	1.9	0.2671568627451	0.000109
0.5469	1.8	0.25490196078431	0.000104
0.5547	1.8	0.24754901960784	0.000101
0.5625	1.8	0.25490196078431	0.000104
0.5703	1.8	0.25490196078431	0.000104
0.5781	1.7	0.25735294117647	0.000105
0.5859	1.7	0.25735294117647	0.000105
0.5938	1.7	0.24754901960784	0.000101
0.6016	1.7	0.23774509803922	9.7E-5
0.6094	1.6	0.24264705882353	9.9E-5
0.6172	1.6	0.25735294117647	0.000105
0.6250	1.6	0.26225490196078	0.000107
0.6328	1.6	0.25735294117647	0.000105
0.6406	1.6	0.23774509803922	9.7E-5
0.6484	1.5	0.22549019607843	9.2E-5
0.6563	1.5	0.21323529411765	8.7E-5
0.6641	1.5	0.20098039215686	8.2E-5
0.6719	1.5	0.20588235294118	8.4E-5
0.6797	1.5	0.20588235294118	8.4E-5
0.6875	1.5	0.20833333333333	8.5E-5
0.6953	1.4	0.20833333333333	8.5E-5
0.7031	1.4	0.19607843137255	8.0E-5
0.7109	1.4	0.18627450980392	7.6E-5
0.7188	1.4	0.18382352941176	7.5E-5
0.7266	1.4	0.18137254901961	7.4E-5
0.7344	1.4	0.18382352941176	7.5E-5
0.7422	1.3	0.18872549019608	7.7E-5
0.7500	1.3	0.19362745098039	7.9E-5
0.7578	1.3	0.18382352941176	7.5E-5
0.7656	1.3	0.18627450980392	7.6E-5
0.7735	1.3	0.18872549019608	7.7E-5
0.7813	1.3	0.19607843137255	8.0E-5
0.7891	1.3	0.20098039215686	8.2E-5
0.7969	1.3	0.20343137254902	8.3E-5
0.8047	1.2	0.19852941176471	8.1E-5
0.8125	1.2	0.20833333333333	8.5E-5
0.8203	1.2	0.20343137254902	8.3E-5
0.8282	1.2	0.19852941176471	8.1E-5
0.8359	1.2	0.19607843137255	8.0E-5
0.8437	1.2	0.20098039215686	8.2E-5
0.8516	1.2	0.18382352941176	7.5E-5
0.8594	1.2	0.17647058823529	7.2E-5
0.8672	1.2	0.15686274509804	6.4E-5
0.8750	1.1	0.14460784313725	5.9E-5
0.8828	1.1	0.13970588235294	5.7E-5
0.8906	1.1	0.13480392156863	5.5E-5
0.8985	1.1	0.12745098039216	5.2E-5
0.9063	1.1	0.12254901960784	5.0E-5

National Network of Regional Coastal Monitoring Programmes

Severn Bridge

Wave Spectra for 02/10/2022 12:00 GMTWave Spectra page developed in conjunction with Fugro GB Marine Limited.

Data Selection (Click to expand)

Data Display & Download (Click to expand)

We would appreciate your feedback on the Website and Map Viewer Feedback

Wave Spectra for 02/10/2022 12:00 GMT

Wave Spectra page developed in conjunction with Fugro GB Marine Limited.

Data Selection
(Click to expand)

Data Display & Download
(Click to expand)

We would appreciate your feedback on the Website and Map Viewer