National Network of Regional Coastal Monitoring Programmes

« Dychwelid at fap am donau, llanw a gorsafoedd tywydd eraill.

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.

Second Severn Crossing

Sbectra ton am 23/05/2024 08:00 GMT

Mae’r tudalen sbectra ton wedi ei datblygu mewn cysylltair gyda Fugro GB Limited.

Nesaf
Amrediad o’r chwiliad am Bwynt Troad (Min>5): to (Max<40):  
Crynodeb Môr ac Ymchwydd am (23/05/2024 08:00 GMT)
Uchder Arwyddocaol Ton (m)0.18
Croesi i Fyny Sero Cyfnod Ton (Sbectrwm Tz) (s)4
Uchder Arwyddocaol Ton Gwynt (m)0.07
Brig Cyfnod Ton Gwynt (s)3.7
Wind Wave Peak Period Direction (°)0
Uchder Ton Arwyddocaol yr Ymchwydd (m)0.03
Brig Cyfnod Ymchwydd (s)25.6
Swell Peak Period Direction (°)0
% ymchwydd13.7
Wave Spectra for date 23/05/2024 08:00:
Amledd (Hz)Cyfnod (s)Egni wedi NormaleiddioEgni
0.031331.90.530653950953680.000779
0.039125.60.651907356948230.000957
0.046921.30.465258855585830.000683
0.054718.30.397138964577660.000583
0.0625160.391008174386920.000574
0.070314.20.368528610354220.000541
0.078112.80.346049046321530.000508
0.085911.60.304495912806540.000447
0.093710.70.283378746594010.000416
0.10169.80.260217983651230.000382
0.10949.10.26498637602180.000389
0.11728.50.265667574931880.00039
0.125080.25749318801090.000378
0.13287.50.277247956403270.000407
0.14067.10.28746594005450.000422
0.14846.70.306539509536780.00045
0.15636.40.333787465940050.00049
0.16416.10.341961852861030.000502
0.17195.80.352861035422340.000518
0.17975.60.377384196185290.000554
0.18755.30.405994550408720.000596
0.19535.10.463215258855590.00068
0.20314.90.549727520435970.000807
0.21094.70.624659400544960.000917
0.21884.60.7166212534060.001052
0.22664.40.812670299727520.001193
0.23444.30.833787465940060.001224
0.24224.10.881471389645780.001294
0.250040.942098092643050.001383
0.25783.90.980926430517710.00144
0.26563.80.985694822888280.001447
0.27343.710.001468
0.28123.60.942779291553130.001384
0.28913.50.866485013623980.001272
0.29693.40.809264305177110.001188
0.30473.30.722752043596730.001061
0.31253.20.635558583106270.000933
0.32033.10.59332425068120.000871
0.328130.526566757493190.000773
0.335930.456403269754770.00067
0.34372.90.403269754768390.000592
0.35162.80.368528610354220.000541
0.35942.80.350136239782020.000514
0.36722.70.348773841961850.000512
0.37502.70.341280653950950.000501
0.38282.60.320163487738420.00047
0.39062.60.292234332425070.000429
0.39842.50.271117166212530.000398
0.40632.50.261580381471390.000384
0.41412.40.240463215258860.000353
0.42192.40.23501362397820.000345
0.42972.30.232288828337880.000341
0.43752.30.235694822888280.000346
0.44532.20.221389645776570.000325
0.45312.20.209809264305180.000308
0.46092.20.190735694822890.00028
0.46882.10.177111716621250.00026
0.47662.10.170299727520440.00025
0.48442.10.165531335149860.000243
0.492220.160081743869210.000235
0.500020.158719346049050.000233
0.507820.160762942779290.000236
0.51561.90.160081743869210.000235
0.52351.90.154632152588560.000227
0.53121.90.147820163487740.000217
0.53911.90.144414168937330.000212
0.54691.80.153950953678470.000226
0.55471.80.159400544959130.000234
0.56251.80.160081743869210.000235
0.57031.80.161444141689370.000237
0.57811.70.155994550408720.000229
0.58591.70.155313351498640.000228
0.59381.70.145776566757490.000214
0.60161.70.145776566757490.000214
0.60941.60.138283378746590.000203
0.61721.60.137602179836510.000202
0.62501.60.13079019073570.000192
0.63281.60.120572207084470.000177
0.64061.60.121253405994550.000178
0.64841.50.126021798365120.000185
0.65631.50.121253405994550.000178
0.66411.50.121253405994550.000178
0.67191.50.116485013623980.000171
0.67971.50.117166212534060.000172
0.68751.50.116485013623980.000171
0.69531.40.116485013623980.000171
0.70311.40.115122615803810.000169
0.71091.40.116485013623980.000171
0.71881.40.109673024523160.000161
0.72661.40.10081743869210.000148
0.73441.40.0892370572207090.000131
0.74221.30.0865122615803810.000127
0.75001.30.0797002724795640.000117
0.75781.30.0797002724795640.000117
0.76561.30.0790190735694820.000116
0.77351.30.0803814713896460.000118
0.78131.30.0797002724795640.000117
0.78911.30.0803814713896460.000118
0.79691.30.0790190735694820.000116
0.80471.20.0837874659400540.000123
0.81251.20.0865122615803810.000127
0.82031.20.0865122615803810.000127
0.82821.20.08583106267030.000126
0.83591.20.08583106267030.000126
0.84371.20.0885558583106270.00013
0.85161.20.0878746594005450.000129
0.85941.20.0851498637602180.000125
0.86721.20.08583106267030.000126
0.87501.10.0824250681198910.000121
0.88281.10.0824250681198910.000121
0.89061.10.0797002724795640.000117
0.89851.10.0776566757493190.000114
0.90631.10.0783378746594010.000115