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.

Severn Bridge

Data llanw diweddaraf

Amser (ASG)CodiadGweddill
24-11-2020 11:407.130.02
 Penllanw nesafDistyll nesaf
14:48, 9.99 21:19, 4.00
Dyddiad Uchaf 2020 Dyddiad Isaf 2020
04-03 1000m 16-01 -1000m
Amser (ASG)CodiadGweddill
24-11-2020 11:407.130.02
24-11-2020 11:306.88-0.01
24-11-2020 11:206.64-0.03
24-11-2020 11:106.4-0.06
24-11-2020 11:006.18-0.06
24-11-2020 10:505.95-0.08
24-11-2020 10:405.73-0.1
24-11-2020 10:305.53-0.11
24-11-2020 10:205.33-0.14
24-11-2020 10:105.14-0.17
24-11-2020 10:004.95-0.2
24-11-2020 09:504.77-0.25
24-11-2020 09:404.58-0.31
24-11-2020 09:304.42-0.38
24-11-2020 09:204.25-0.46
24-11-2020 09:104.12-0.52
24-11-2020 09:003.99-0.6
24-11-2020 08:503.88-0.67
24-11-2020 08:403.79-0.74
24-11-2020 08:303.72-0.81
24-11-2020 08:203.69-0.85
24-11-2020 08:103.69-0.87
24-11-2020 08:003.73-0.87
24-11-2020 07:503.81-0.83
24-11-2020 07:403.91-0.79
24-11-2020 07:304.03-0.73
24-11-2020 07:204.18-0.64
24-11-2020 07:104.31-0.58
24-11-2020 07:004.48-0.5
24-11-2020 06:504.66-0.41
24-11-2020 06:404.83-0.33
24-11-2020 06:305.01-0.26
24-11-2020 06:205.21-0.18
24-11-2020 06:105.41-0.1
24-11-2020 06:005.63-0.02
24-11-2020 05:505.840.04
24-11-2020 05:406.060.1
24-11-2020 05:306.280.15
24-11-2020 05:206.490.17
24-11-2020 05:106.710.19
24-11-2020 05:006.930.2
24-11-2020 04:507.160.21
24-11-2020 04:407.380.21
24-11-2020 04:307.610.21
24-11-2020 04:207.840.21
24-11-2020 04:108.060.2
24-11-2020 04:008.280.2
24-11-2020 03:508.50.19
24-11-2020 03:408.720.21
24-11-2020 03:308.920.21
24-11-2020 03:209.10.21
24-11-2020 03:109.280.22
24-11-2020 03:009.430.23
24-11-2020 02:509.550.23
24-11-2020 02:409.650.22
24-11-2020 02:309.730.23
24-11-2020 02:209.80.25
24-11-2020 02:109.830.25
24-11-2020 02:009.830.25
24-11-2020 01:509.810.25
24-11-2020 01:409.760.24
24-11-2020 01:309.690.23
24-11-2020 01:209.590.23
24-11-2020 01:109.470.21
24-11-2020 01:009.360.21
24-11-2020 00:509.220.22
24-11-2020 00:409.070.21
24-11-2020 00:308.90.21
24-11-2020 00:208.720.2
24-11-2020 00:108.540.21
24-11-2020 00:008.340.2
23-11-2020 23:508.140.21
23-11-2020 23:407.930.21
23-11-2020 23:307.710.21
23-11-2020 23:207.50.22
23-11-2020 23:107.290.23
23-11-2020 23:007.070.23
23-11-2020 22:506.850.24
23-11-2020 22:406.620.23
23-11-2020 22:306.390.22
23-11-2020 22:206.150.19
23-11-2020 22:105.940.19
23-11-2020 22:005.730.18
23-11-2020 21:505.510.15
23-11-2020 21:405.320.13
23-11-2020 21:305.120.09
23-11-2020 21:204.920.04
23-11-2020 21:104.72-0.03
23-11-2020 21:004.53-0.11
23-11-2020 20:504.33-0.21
23-11-2020 20:404.15-0.31
23-11-2020 20:303.99-0.41
23-11-2020 20:203.85-0.5
23-11-2020 20:103.72-0.6
23-11-2020 20:003.6-0.72
23-11-2020 19:503.52-0.79
23-11-2020 19:403.49-0.83
23-11-2020 19:303.5-0.86
23-11-2020 19:203.55-0.85
23-11-2020 19:103.64-0.81
23-11-2020 18:593.78-0.74
23-11-2020 18:503.92-0.67
23-11-2020 18:404.07-0.61
23-11-2020 18:304.24-0.53
23-11-2020 18:204.42-0.46
23-11-2020 18:104.61-0.39
23-11-2020 18:004.81-0.32
23-11-2020 17:505.02-0.26
23-11-2020 17:405.24-0.18
23-11-2020 17:305.45-0.14
23-11-2020 17:205.68-0.09
23-11-2020 17:105.92-0.04
23-11-2020 17:006.15-0
23-11-2020 16:506.40.02
23-11-2020 16:406.630.04
23-11-2020 16:306.890.06
23-11-2020 16:207.120.06
23-11-2020 16:107.380.08
23-11-2020 16:007.630.08
23-11-2020 15:507.880.1
23-11-2020 15:408.140.11
23-11-2020 15:308.390.13
23-11-2020 15:208.620.13
23-11-2020 15:108.850.15
23-11-2020 15:009.080.17
23-11-2020 14:509.280.18
23-11-2020 14:409.470.2
23-11-2020 14:309.650.22
23-11-2020 14:209.790.23
23-11-2020 14:109.90.23
23-11-2020 14:009.990.24
23-11-2020 13:5010.060.24
23-11-2020 13:4010.110.24
23-11-2020 13:3010.140.26
23-11-2020 13:2010.120.24
23-11-2020 13:1010.080.23
23-11-2020 13:0010.010.21
23-11-2020 12:509.950.21
23-11-2020 12:409.840.18
23-11-2020 12:309.730.18
23-11-2020 12:209.590.16
23-11-2020 12:109.440.15
23-11-2020 12:009.30.16
23-11-2020 11:509.140.16
23-11-2020 11:408.940.14
23-11-2020 11:308.760.15
23-11-2020 11:208.570.15
23-11-2020 11:108.380.15
23-11-2020 11:008.170.15
23-11-2020 10:507.960.16
23-11-2020 10:407.750.16
23-11-2020 10:307.540.18
23-11-2020 10:207.340.19
23-11-2020 10:107.130.2
23-11-2020 10:006.920.21
23-11-2020 09:506.710.21
23-11-2020 09:406.490.2
23-11-2020 09:306.290.2
23-11-2020 09:206.080.19
23-11-2020 09:105.890.18
23-11-2020 09:005.690.16
23-11-2020 08:505.480.12
23-11-2020 08:405.280.07
23-11-2020 08:305.090.02
23-11-2020 08:204.88-0.05
23-11-2020 08:104.69-0.13
23-11-2020 08:004.49-0.22
23-11-2020 07:504.28-0.34
23-11-2020 07:404.1-0.44
23-11-2020 07:303.93-0.55
23-11-2020 07:203.79-0.64
23-11-2020 07:103.68-0.71
23-11-2020 07:003.59-0.78
23-11-2020 06:503.54-0.83
23-11-2020 06:403.52-0.85
23-11-2020 06:303.55-0.84
23-11-2020 06:203.63-0.79
23-11-2020 06:103.74-0.73
23-11-2020 06:003.87-0.65
23-11-2020 05:504.02-0.59
23-11-2020 05:404.19-0.51
23-11-2020 05:304.38-0.43
23-11-2020 05:204.56-0.36
23-11-2020 05:104.76-0.3
23-11-2020 05:004.97-0.24
23-11-2020 04:505.17-0.2
23-11-2020 04:405.39-0.16
23-11-2020 04:305.61-0.13
23-11-2020 04:205.84-0.11
23-11-2020 04:106.07-0.09
23-11-2020 04:006.3-0.1
23-11-2020 03:506.54-0.1
23-11-2020 03:406.77-0.1
23-11-2020 03:307.02-0.1
23-11-2020 03:207.27-0.09
23-11-2020 03:107.52-0.09
23-11-2020 03:007.77-0.09
23-11-2020 02:508.02-0.09
23-11-2020 02:408.26-0.08
23-11-2020 02:308.5-0.06
23-11-2020 02:208.75-0.03
23-11-2020 02:108.98-0
23-11-2020 02:009.190.03
23-11-2020 01:509.380.06
23-11-2020 01:409.550.08
23-11-2020 01:309.670.09
23-11-2020 01:209.780.1
23-11-2020 01:109.860.1
23-11-2020 01:009.910.1
23-11-2020 00:509.930.1
23-11-2020 00:409.920.09
23-11-2020 00:309.90.09
23-11-2020 00:209.840.09
23-11-2020 00:109.750.07
23-11-2020 00:009.650.07
22-11-2020 23:509.530.06
22-11-2020 23:409.380.06
22-11-2020 23:309.220.05
22-11-2020 23:209.040.05
22-11-2020 23:108.860.05
22-11-2020 23:008.660.06
22-11-2020 22:508.470.07
22-11-2020 22:408.250.08
22-11-2020 22:308.040.1
22-11-2020 22:207.840.13
22-11-2020 22:107.610.14
22-11-2020 22:007.380.15
22-11-2020 21:507.130.15
22-11-2020 21:406.90.15
22-11-2020 21:306.660.16
22-11-2020 21:206.420.15
22-11-2020 21:106.180.13
22-11-2020 21:005.940.12
22-11-2020 20:505.710.11
22-11-2020 20:405.490.1
22-11-2020 20:305.260.06
22-11-2020 20:205.040.02
22-11-2020 20:104.81-0.04
22-11-2020 20:004.59-0.09
22-11-2020 19:504.35-0.19
22-11-2020 19:404.14-0.26
22-11-2020 19:303.92-0.36
22-11-2020 19:203.73-0.46
22-11-2020 19:103.56-0.55
22-11-2020 19:003.4-0.65
22-11-2020 18:503.26-0.74
22-11-2020 18:403.15-0.82
22-11-2020 18:303.11-0.86
22-11-2020 18:203.11-0.88
22-11-2020 18:103.17-0.85
22-11-2020 18:003.27-0.8
22-11-2020 17:503.39-0.74
22-11-2020 17:403.54-0.68
22-11-2020 17:303.71-0.62
22-11-2020 17:203.9-0.54
22-11-2020 17:104.11-0.47
22-11-2020 17:004.33-0.41
22-11-2020 16:504.56-0.35
22-11-2020 16:404.79-0.3
22-11-2020 16:305.02-0.26
22-11-2020 16:205.26-0.22
22-11-2020 16:105.51-0.18
22-11-2020 16:005.76-0.17
22-11-2020 15:506.02-0.14
22-11-2020 15:406.27-0.13
22-11-2020 15:306.52-0.12
22-11-2020 15:206.78-0.12
22-11-2020 15:107.05-0.11
22-11-2020 15:007.31-0.11
22-11-2020 14:507.58-0.1
22-11-2020 14:407.86-0.09
22-11-2020 14:308.12-0.08
22-11-2020 14:208.39-0.07
22-11-2020 14:108.65-0.05
22-11-2020 14:008.91-0.03
22-11-2020 13:509.16-0.01
22-11-2020 13:409.40.02
22-11-2020 13:309.640.06
22-11-2020 13:209.860.1
22-11-2020 13:1010.060.14
22-11-2020 13:0010.220.16
22-11-2020 12:5010.350.18
22-11-2020 12:4010.450.19
22-11-2020 12:3010.510.19
22-11-2020 12:2010.540.18
22-11-2020 12:1010.520.16
22-11-2020 12:0010.480.14
22-11-2020 11:5010.40.1
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