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.

Second Severn Crossing

Latest Tide Data (Predicted Tide Table)

Time (GMT)ElevationResidual
23-05-2024 16:206.820.3
 Next HWNext LW
19:19, 12.56 02:03, 1.42
Date Highest 2024 Date Lowest 2024
07-04 15.85m 11-03 0.07m
Time (GMT)ElevationResidual
23-05-2024 16:206.820.3
23-05-2024 16:106.410.38
23-05-2024 16:0060.43
23-05-2024 15:505.610.5
23-05-2024 15:405.270.61
23-05-2024 15:304.90.68
23-05-2024 15:204.490.69
23-05-2024 15:104.050.65
23-05-2024 15:003.610.58
23-05-2024 14:503.130.43
23-05-2024 14:402.70.3
23-05-2024 14:302.370.23
23-05-2024 14:202.050.12
23-05-2024 14:101.67-0.1
23-05-2024 14:001.4-0.25
23-05-2024 13:501.33-0.26
23-05-2024 13:401.36-0.21
23-05-2024 13:301.47-0.14
23-05-2024 13:201.6-0.09
23-05-2024 13:101.76-0.07
23-05-2024 13:001.96-0.04
23-05-2024 12:502.15-0.05
23-05-2024 12:402.36-0.08
23-05-2024 12:302.57-0.12
23-05-2024 12:202.81-0.15
23-05-2024 12:103.08-0.18
23-05-2024 12:003.32-0.23
23-05-2024 11:503.61-0.24
23-05-2024 11:403.9-0.25
23-05-2024 11:304.19-0.25
23-05-2024 11:204.49-0.25
23-05-2024 11:104.77-0.26
23-05-2024 11:005.08-0.23
23-05-2024 10:505.39-0.21
23-05-2024 10:405.7-0.19
23-05-2024 10:306.01-0.17
23-05-2024 10:206.31-0.16
23-05-2024 10:106.63-0.15
23-05-2024 10:006.94-0.16
23-05-2024 09:507.25-0.18
23-05-2024 09:407.57-0.2
23-05-2024 09:307.91-0.22
23-05-2024 09:208.25-0.26
23-05-2024 09:108.59-0.3
23-05-2024 09:008.95-0.33
23-05-2024 08:509.32-0.35
23-05-2024 08:409.7-0.37
23-05-2024 08:3010.08-0.36
23-05-2024 08:2010.45-0.36
23-05-2024 08:1010.82-0.33
23-05-2024 08:0011.18-0.28
23-05-2024 07:5011.52-0.22
23-05-2024 07:4011.8-0.17
23-05-2024 07:3012.05-0.11
23-05-2024 07:2012.24-0.06
23-05-2024 07:1012.38-0
23-05-2024 07:0012.450.03
23-05-2024 06:5012.420.03
23-05-2024 06:4012.360.04
23-05-2024 06:3012.220.03
23-05-2024 06:2012.020.01
23-05-2024 06:1011.790.01
23-05-2024 06:0011.560.05
23-05-2024 05:5011.270.06
23-05-2024 05:4010.950.07
23-05-2024 05:3010.60.1
23-05-2024 05:2010.240.12
23-05-2024 05:109.860.16
23-05-2024 05:009.470.2
23-05-2024 04:509.060.23
23-05-2024 04:408.640.26
23-05-2024 04:308.20.29
23-05-2024 04:207.760.32
23-05-2024 04:107.340.37
23-05-2024 04:006.920.43
23-05-2024 03:506.520.51
23-05-2024 03:406.10.56
23-05-2024 03:305.710.63
23-05-2024 03:205.360.73
23-05-2024 03:1050.81
23-05-2024 03:004.60.83
23-05-2024 02:504.150.78
23-05-2024 02:403.720.72
23-05-2024 02:303.240.58
23-05-2024 02:202.820.47
23-05-2024 02:102.480.38
23-05-2024 02:002.130.25
23-05-2024 01:501.760.05
23-05-2024 01:401.49-0.1
23-05-2024 01:301.41-0.1
23-05-2024 01:201.45-0.04
23-05-2024 01:101.560.05
23-05-2024 01:001.70.11
23-05-2024 00:501.840.13
23-05-2024 00:402.030.16
23-05-2024 00:302.230.17
23-05-2024 00:202.440.16
23-05-2024 00:102.660.13
23-05-2024 00:002.90.09
22-05-2024 23:503.150.07
22-05-2024 23:403.410.02
22-05-2024 23:303.68-0
22-05-2024 23:203.98-0.01
22-05-2024 23:104.27-0.03
22-05-2024 23:004.57-0.04
22-05-2024 22:504.88-0.04
22-05-2024 22:405.17-0.06
22-05-2024 22:305.47-0.06
22-05-2024 22:205.78-0.07
22-05-2024 22:106.1-0.07
22-05-2024 22:006.41-0.08
22-05-2024 21:506.73-0.11
22-05-2024 21:407.05-0.13
22-05-2024 21:307.38-0.16
22-05-2024 21:207.69-0.21
22-05-2024 21:108.03-0.26
22-05-2024 21:008.37-0.31
22-05-2024 20:508.74-0.33
22-05-2024 20:409.12-0.35
22-05-2024 20:309.5-0.37
22-05-2024 20:209.89-0.37
22-05-2024 20:1010.27-0.36
22-05-2024 20:0010.65-0.34
22-05-2024 19:5011.04-0.28
22-05-2024 19:4011.41-0.21
22-05-2024 19:3011.71-0.17
22-05-2024 19:2011.99-0.1
22-05-2024 19:1012.22-0.05
22-05-2024 19:0012.390.01
22-05-2024 18:5012.50.05
22-05-2024 18:4012.530.06
22-05-2024 18:3012.490.06
22-05-2024 18:2012.390.05
22-05-2024 18:1012.230.03
22-05-2024 18:0012.030.02
22-05-2024 17:5011.820.04
22-05-2024 17:4011.570.06
22-05-2024 17:3011.280.08
22-05-2024 17:2010.940.08
22-05-2024 17:1010.580.09
22-05-2024 17:0010.230.13
22-05-2024 16:509.830.14
22-05-2024 16:409.420.16
22-05-2024 16:3090.18
22-05-2024 16:208.570.2
22-05-2024 16:108.130.22
22-05-2024 16:007.710.25
22-05-2024 15:507.280.29
22-05-2024 15:406.890.36
22-05-2024 15:306.50.44
22-05-2024 15:206.110.5
22-05-2024 15:105.720.56
22-05-2024 15:005.380.66
22-05-2024 14:505.030.73
22-05-2024 14:404.620.72
22-05-2024 14:304.210.69
22-05-2024 14:203.780.61
22-05-2024 14:103.320.48
22-05-2024 14:002.920.36
22-05-2024 13:502.580.27
22-05-2024 13:402.270.18
22-05-2024 13:301.940.01
22-05-2024 13:201.7-0.11
22-05-2024 13:101.62-0.12
22-05-2024 13:001.62-0.09
22-05-2024 12:501.72-0.01
22-05-2024 12:401.850.06
22-05-2024 12:301.980.1
22-05-2024 12:202.160.13
22-05-2024 12:102.340.15
22-05-2024 12:002.540.15
22-05-2024 11:502.760.15
22-05-2024 11:4030.15
22-05-2024 11:303.240.14
22-05-2024 11:203.50.13
22-05-2024 11:103.770.13
22-05-2024 11:004.050.12
22-05-2024 10:504.310.1
22-05-2024 10:404.590.1
22-05-2024 10:304.880.09
22-05-2024 10:205.170.09
22-05-2024 10:105.470.1
22-05-2024 10:005.760.09
22-05-2024 09:506.070.09
22-05-2024 09:406.370.07
22-05-2024 09:306.70.06
22-05-2024 09:2070.02
22-05-2024 09:107.32-0.01
22-05-2024 09:007.63-0.06
22-05-2024 08:507.96-0.11
22-05-2024 08:408.28-0.17
22-05-2024 08:308.63-0.22
22-05-2024 08:208.99-0.25
22-05-2024 08:109.35-0.28
22-05-2024 08:009.72-0.29
22-05-2024 07:5010.09-0.29
22-05-2024 07:4010.44-0.3
22-05-2024 07:3010.8-0.26
22-05-2024 07:2011.13-0.23
22-05-2024 07:1011.44-0.18
22-05-2024 07:0011.69-0.15
22-05-2024 06:5011.91-0.11
22-05-2024 06:4012.08-0.06
22-05-2024 06:3012.19-0.03
22-05-2024 06:2012.25-0.01
22-05-2024 06:1012.21-0.02
22-05-2024 06:0012.14-0.01
22-05-2024 05:5012-0.03
22-05-2024 05:4011.83-0.03
22-05-2024 05:3011.63-0.02
22-05-2024 05:2011.4-0
22-05-2024 05:1011.150.03
22-05-2024 05:0010.850.05
22-05-2024 04:5010.520.07
22-05-2024 04:4010.180.1
22-05-2024 04:309.830.14
22-05-2024 04:209.440.16
22-05-2024 04:109.050.19
22-05-2024 04:008.640.22
22-05-2024 03:508.230.25
22-05-2024 03:407.80.27
22-05-2024 03:307.390.32
22-05-2024 03:206.990.37
22-05-2024 03:106.590.43
22-05-2024 03:006.190.48
22-05-2024 02:505.80.53
22-05-2024 02:405.450.62
22-05-2024 02:305.090.68
22-05-2024 02:204.710.71
22-05-2024 02:104.30.67
22-05-2024 02:003.880.61
22-05-2024 01:503.430.49
22-05-2024 01:403.010.36
22-05-2024 01:302.650.25
22-05-2024 01:202.350.17
22-05-2024 01:102-0
22-05-2024 01:001.7-0.17
22-05-2024 00:501.56-0.23
22-05-2024 00:401.55-0.19
22-05-2024 00:301.64-0.11
22-05-2024 00:201.75-0.04
22-05-2024 00:101.890.02
22-05-2024 00:002.070.07
21-05-2024 23:502.270.12
21-05-2024 23:402.460.13
21-05-2024 23:302.680.14
21-05-2024 23:202.910.13
21-05-2024 23:103.150.13
21-05-2024 23:003.410.13
21-05-2024 22:503.690.13
21-05-2024 22:403.970.13
21-05-2024 22:304.260.13
21-05-2024 22:204.550.12
21-05-2024 22:104.840.11
21-05-2024 22:005.140.1
21-05-2024 21:505.440.08
21-05-2024 21:405.760.08
21-05-2024 21:306.060.05
21-05-2024 21:206.370.02
21-05-2024 21:106.69-0
21-05-2024 21:007-0.05
21-05-2024 20:507.32-0.1
21-05-2024 20:407.65-0.15
21-05-2024 20:307.99-0.19
21-05-2024 20:208.34-0.23
21-05-2024 20:108.69-0.26
21-05-2024 20:009.05-0.29
21-05-2024 19:509.41-0.31
21-05-2024 19:409.79-0.31
21-05-2024 19:3010.14-0.31
21-05-2024 19:2010.49-0.29
21-05-2024 19:1010.85-0.24
21-05-2024 19:0011.17-0.2
21-05-2024 18:5011.47-0.13
21-05-2024 18:4011.72-0.08
21-05-2024 18:3011.93-0.01
21-05-2024 18:2012.070.02
21-05-2024 18:1012.150.04
21-05-2024 18:0012.160.04
21-05-2024 17:5012.110.03
21-05-2024 17:40120.01
21-05-2024 17:3011.86-0
21-05-2024 17:2011.67-0.02
21-05-2024 17:1011.44-0.02
21-05-2024 17:0011.2-0.01
21-05-2024 16:5010.92-0.01
21-05-2024 16:4010.610
21-05-2024 16:3010.27-0
21-05-2024 16:209.930.02
21-05-2024 16:109.550.02