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

Latest Tide Data

Time (GMT)ElevationResidual
29-11-2020 08:0010.02-0.68
 Next HWNext LW
18:47, 12.79 12:59, 1.66
Date Highest 2020 Date Lowest 2020
04-03 1000m 16-01 -1000m
Time (GMT)ElevationResidual
29-11-2020 08:0010.02-0.68
29-11-2020 07:5010.38-0.68
29-11-2020 07:4010.77-0.64
29-11-2020 07:3011.11-0.61
29-11-2020 07:2011.39-0.6
29-11-2020 07:1011.69-0.54
29-11-2020 07:0011.91-0.51
29-11-2020 06:5012.08-0.49
29-11-2020 06:4012.18-0.47
29-11-2020 06:3012.22-0.48
29-11-2020 06:2012.19-0.49
29-11-2020 06:1012.1-0.51
29-11-2020 06:0011.96-0.54
29-11-2020 05:5011.78-0.56
29-11-2020 05:4011.56-0.56
29-11-2020 05:3011.31-0.56
29-11-2020 05:2011.02-0.56
29-11-2020 05:1010.69-0.56
29-11-2020 05:0010.33-0.56
29-11-2020 04:509.99-0.52
29-11-2020 04:409.63-0.48
29-11-2020 04:309.23-0.46
29-11-2020 04:208.82-0.42
29-11-2020 04:108.4-0.39
29-11-2020 04:007.97-0.36
29-11-2020 03:507.55-0.33
29-11-2020 03:407.15-0.26
29-11-2020 03:306.74-0.2
29-11-2020 03:206.35-0.13
29-11-2020 03:105.95-0.06
29-11-2020 03:005.580.03
29-11-2020 02:505.240.13
29-11-2020 02:404.850.18
29-11-2020 02:304.450.2
29-11-2020 02:204.030.18
29-11-2020 02:103.590.11
29-11-2020 02:003.180.05
29-11-2020 01:502.78-0.02
29-11-2020 01:402.48-0.04
29-11-2020 01:302.18-0.09
29-11-2020 01:201.87-0.2
29-11-2020 01:101.67-0.23
29-11-2020 01:001.6-0.18
29-11-2020 00:501.64-0.06
29-11-2020 00:401.730.07
29-11-2020 00:301.850.18
29-11-2020 00:202.010.28
29-11-2020 00:102.190.37
29-11-2020 00:002.380.42
28-11-2020 23:502.590.46
28-11-2020 23:402.810.49
28-11-2020 23:303.050.5
28-11-2020 23:203.30.5
28-11-2020 23:103.560.5
28-11-2020 23:003.840.49
28-11-2020 22:504.120.47
28-11-2020 22:404.40.44
28-11-2020 22:304.670.4
28-11-2020 22:204.970.37
28-11-2020 22:105.260.32
28-11-2020 22:005.550.28
28-11-2020 21:505.840.22
28-11-2020 21:406.140.17
28-11-2020 21:306.450.12
28-11-2020 21:206.750.05
28-11-2020 21:107.05-0.03
28-11-2020 21:007.36-0.1
28-11-2020 20:507.69-0.17
28-11-2020 20:408.03-0.23
28-11-2020 20:308.37-0.3
28-11-2020 20:208.72-0.35
28-11-2020 20:109.08-0.4
28-11-2020 20:009.45-0.43
28-11-2020 19:509.84-0.43
28-11-2020 19:4010.2-0.45
28-11-2020 19:3010.56-0.44
28-11-2020 19:2010.92-0.41
28-11-2020 19:1011.25-0.38
28-11-2020 19:0011.52-0.37
28-11-2020 18:5011.78-0.33
28-11-2020 18:4011.98-0.32
28-11-2020 18:3012.13-0.3
28-11-2020 18:2012.19-0.31
28-11-2020 18:1012.19-0.35
28-11-2020 18:0012.16-0.36
28-11-2020 17:5012.05-0.4
28-11-2020 17:4011.88-0.45
28-11-2020 17:3011.68-0.48
28-11-2020 17:2011.46-0.49
28-11-2020 17:1011.21-0.5
28-11-2020 17:0010.91-0.5
28-11-2020 16:5010.59-0.51
28-11-2020 16:4010.24-0.5
28-11-2020 16:309.91-0.47
28-11-2020 16:209.54-0.44
28-11-2020 16:109.16-0.42
28-11-2020 16:008.78-0.38
28-11-2020 15:508.37-0.36
28-11-2020 15:407.98-0.31
28-11-2020 15:307.56-0.28
28-11-2020 15:207.16-0.24
28-11-2020 15:106.79-0.17
28-11-2020 15:006.42-0.1
28-11-2020 14:506.04-0.05
28-11-2020 14:405.670.02
28-11-2020 14:305.350.11
28-11-2020 14:204.990.17
28-11-2020 14:104.610.18
28-11-2020 14:004.210.15
28-11-2020 13:503.80.1
28-11-2020 13:403.390.01
28-11-2020 13:303.01-0.07
28-11-2020 13:202.7-0.11
28-11-2020 13:102.43-0.15
28-11-2020 13:002.13-0.25
28-11-2020 12:501.9-0.32
28-11-2020 12:401.8-0.31
28-11-2020 12:301.79-0.24
28-11-2020 12:201.85-0.15
28-11-2020 12:101.95-0.06
28-11-2020 12:002.10.04
28-11-2020 11:502.270.13
28-11-2020 11:402.450.18
28-11-2020 11:302.650.23
28-11-2020 11:202.870.27
28-11-2020 11:103.090.29
28-11-2020 11:003.330.29
28-11-2020 10:503.590.3
28-11-2020 10:403.840.3
28-11-2020 10:304.110.29
28-11-2020 10:204.380.27
28-11-2020 10:104.670.26
28-11-2020 10:004.930.21
28-11-2020 09:505.220.19
28-11-2020 09:405.50.15
28-11-2020 09:305.790.12
28-11-2020 09:206.080.08
28-11-2020 09:106.370.03
28-11-2020 09:006.67-0.02
28-11-2020 08:506.98-0.07
28-11-2020 08:407.28-0.14
28-11-2020 08:307.61-0.18
28-11-2020 08:207.94-0.23
28-11-2020 08:108.28-0.28
28-11-2020 08:008.62-0.32
28-11-2020 07:508.96-0.36
28-11-2020 07:409.31-0.39
28-11-2020 07:309.66-0.41
28-11-2020 07:2010.02-0.41
28-11-2020 07:1010.36-0.4
28-11-2020 07:0010.7-0.37
28-11-2020 06:5011-0.35
28-11-2020 06:4011.28-0.32
28-11-2020 06:3011.52-0.29
28-11-2020 06:2011.68-0.29
28-11-2020 06:1011.82-0.28
28-11-2020 06:0011.88-0.3
28-11-2020 05:5011.9-0.31
28-11-2020 05:4011.86-0.33
28-11-2020 05:3011.75-0.37
28-11-2020 05:2011.6-0.41
28-11-2020 05:1011.42-0.42
28-11-2020 05:0011.22-0.43
28-11-2020 04:5010.97-0.45
28-11-2020 04:4010.68-0.46
28-11-2020 04:3010.36-0.47
28-11-2020 04:2010.04-0.46
28-11-2020 04:109.7-0.45
28-11-2020 04:009.35-0.43
28-11-2020 03:508.98-0.41
28-11-2020 03:408.6-0.4
28-11-2020 03:308.2-0.38
28-11-2020 03:207.81-0.36
28-11-2020 03:107.42-0.33
28-11-2020 03:007.03-0.29
28-11-2020 02:506.65-0.24
28-11-2020 02:406.27-0.2
28-11-2020 02:305.9-0.16
28-11-2020 02:205.55-0.09
28-11-2020 02:105.22-0.02
28-11-2020 02:004.860.01
28-11-2020 01:504.480.02
28-11-2020 01:404.09-0.02
28-11-2020 01:303.68-0.09
28-11-2020 01:203.29-0.16
28-11-2020 01:102.9-0.25
28-11-2020 01:002.62-0.27
28-11-2020 00:502.37-0.3
28-11-2020 00:402.07-0.39
28-11-2020 00:301.87-0.44
28-11-2020 00:201.79-0.4
28-11-2020 00:101.79-0.32
28-11-2020 00:001.84-0.23
27-11-2020 23:501.94-0.13
27-11-2020 23:402.08-0.02
27-11-2020 23:302.250.07
27-11-2020 23:202.430.14
27-11-2020 23:102.630.2
27-11-2020 23:002.830.23
27-11-2020 22:503.060.26
27-11-2020 22:403.30.28
27-11-2020 22:303.540.29
27-11-2020 22:203.80.29
27-11-2020 22:104.080.3
27-11-2020 22:004.350.29
27-11-2020 21:504.620.26
27-11-2020 21:404.90.25
27-11-2020 21:305.180.22
27-11-2020 21:205.470.18
27-11-2020 21:105.770.16
27-11-2020 21:006.060.12
27-11-2020 20:506.360.07
27-11-2020 20:406.650.02
27-11-2020 20:306.97-0.01
27-11-2020 20:207.28-0.07
27-11-2020 20:107.58-0.14
27-11-2020 20:007.9-0.19
27-11-2020 19:508.24-0.23
27-11-2020 19:408.56-0.28
27-11-2020 19:308.92-0.3
27-11-2020 19:209.25-0.34
27-11-2020 19:109.61-0.34
27-11-2020 19:009.95-0.34
27-11-2020 18:5010.29-0.33
27-11-2020 18:4010.63-0.3
27-11-2020 18:3010.91-0.29
27-11-2020 18:2011.16-0.27
27-11-2020 18:1011.4-0.25
27-11-2020 18:0011.58-0.22
27-11-2020 17:5011.72-0.21
27-11-2020 17:4011.79-0.21
27-11-2020 17:3011.79-0.24
27-11-2020 17:2011.76-0.25
27-11-2020 17:1011.65-0.3
27-11-2020 17:0011.51-0.33
27-11-2020 16:5011.35-0.34
27-11-2020 16:4011.16-0.35
27-11-2020 16:3010.92-0.36
27-11-2020 16:2010.66-0.36
27-11-2020 16:1010.36-0.37
27-11-2020 16:0010.06-0.36
27-11-2020 15:509.75-0.33
27-11-2020 15:409.42-0.31
27-11-2020 15:309.08-0.29
27-11-2020 15:208.73-0.26
27-11-2020 15:108.35-0.25
27-11-2020 15:007.97-0.24
27-11-2020 14:507.59-0.23
27-11-2020 14:407.21-0.21
27-11-2020 14:306.85-0.18
27-11-2020 14:206.49-0.14
27-11-2020 14:106.15-0.1
27-11-2020 14:005.82-0.05
27-11-2020 13:505.490
27-11-2020 13:405.180.05
27-11-2020 13:304.840.06
27-11-2020 13:204.510.06
27-11-2020 13:104.130
27-11-2020 13:003.72-0.11
27-11-2020 12:503.36-0.21
27-11-2020 12:403.01-0.31
27-11-2020 12:302.73-0.38
27-11-2020 12:202.49-0.44
27-11-2020 12:102.22-0.56
27-11-2020 12:002.06-0.61
27-11-2020 11:502.01-0.58
27-11-2020 11:402.03-0.52
27-11-2020 11:302.09-0.46
27-11-2020 11:202.19-0.39
27-11-2020 11:102.33-0.31
27-11-2020 11:002.48-0.26
27-11-2020 10:502.66-0.2
27-11-2020 10:402.85-0.16
27-11-2020 10:303.06-0.12
27-11-2020 10:203.27-0.11
27-11-2020 10:103.51-0.09
27-11-2020 10:003.75-0.08
27-11-2020 09:504-0.07
27-11-2020 09:404.24-0.08
27-11-2020 09:304.52-0.06
27-11-2020 09:204.77-0.08
27-11-2020 09:105.03-0.1
27-11-2020 09:005.31-0.09
27-11-2020 08:505.58-0.11
27-11-2020 08:405.87-0.12
27-11-2020 08:306.16-0.13
27-11-2020 08:206.45-0.15
27-11-2020 08:106.74-0.17
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