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.

Breaks in the data series are when the instrument is dry.

Penarth

Tide Levels and Harmonics

 

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Latest Tide Data (Predicted Tide Table)

Time (GMT)ElevationResidual
26-03-2025 11:403.21-0.54
 Next HWNext LW
16:49, 10.16 23:16, 2.92
Date Highest 2025 Date Lowest 2025
14-03 12.34m 17-01 2.6m
Time (GMT)ElevationResidual
26-03-2025 11:403.21-0.54
26-03-2025 11:303.06-0.57
26-03-2025 11:202.93-0.61
26-03-2025 11:102.82-0.64
26-03-2025 11:002.74-0.68
26-03-2025 10:502.68-0.7
26-03-2025 10:402.66-0.71
26-03-2025 10:302.65-0.73
26-03-2025 10:202.67-0.73
26-03-2025 10:102.74-0.7
26-03-2025 10:002.82-0.68
26-03-2025 09:502.93-0.64
26-03-2025 09:403.07-0.59
26-03-2025 09:303.22-0.54
26-03-2025 09:203.4-0.48
26-03-2025 09:103.59-0.43
26-03-2025 09:003.8-0.36
26-03-2025 08:504.02-0.3
26-03-2025 08:404.25-0.25
26-03-2025 08:304.49-0.19
26-03-2025 08:204.77-0.12
26-03-2025 08:105.04-0.06
26-03-2025 08:005.32-0
26-03-2025 07:505.620.06
26-03-2025 07:405.930.11
26-03-2025 07:306.240.16
26-03-2025 07:206.560.21
26-03-2025 07:106.880.25
26-03-2025 07:007.20.29
26-03-2025 06:507.510.33
26-03-2025 06:407.820.36
26-03-2025 06:308.130.39
26-03-2025 06:208.420.42
26-03-2025 06:108.70.45
26-03-2025 06:008.970.48
26-03-2025 05:509.220.51
26-03-2025 05:409.450.53
26-03-2025 05:309.660.55
26-03-2025 05:209.840.57
26-03-2025 05:10100.58
26-03-2025 05:0010.130.59
26-03-2025 04:5010.230.59
26-03-2025 04:4010.30.59
26-03-2025 04:3010.350.59
26-03-2025 04:2010.350.58
26-03-2025 04:1010.330.55
26-03-2025 04:0010.280.53
26-03-2025 03:5010.20.5
26-03-2025 03:4010.10.47
26-03-2025 03:309.970.43
26-03-2025 03:209.820.4
26-03-2025 03:109.650.37
26-03-2025 03:009.470.34
26-03-2025 02:509.260.3
26-03-2025 02:409.050.28
26-03-2025 02:308.810.25
26-03-2025 02:208.580.22
26-03-2025 02:108.340.21
26-03-2025 02:008.080.18
26-03-2025 01:507.810.16
26-03-2025 01:407.540.15
26-03-2025 01:307.270.12
26-03-2025 01:206.990.1
26-03-2025 01:106.720.08
26-03-2025 01:006.450.06
26-03-2025 00:506.180.04
26-03-2025 00:405.920.01
26-03-2025 00:305.66-0.01
26-03-2025 00:205.41-0.04
26-03-2025 00:105.18-0.07
26-03-2025 00:004.95-0.1
25-03-2025 23:504.73-0.14
25-03-2025 23:404.51-0.2
25-03-2025 23:304.32-0.24
25-03-2025 23:204.15-0.28
25-03-2025 23:103.99-0.32
25-03-2025 23:003.85-0.37
25-03-2025 22:503.72-0.41
25-03-2025 22:403.62-0.45
25-03-2025 22:303.55-0.47
25-03-2025 22:203.49-0.5
25-03-2025 22:103.45-0.52
25-03-2025 22:003.44-0.52
25-03-2025 21:503.44-0.53
25-03-2025 21:403.46-0.52
25-03-2025 21:303.51-0.5
25-03-2025 21:203.57-0.48
25-03-2025 21:103.66-0.45
25-03-2025 21:003.76-0.41
25-03-2025 20:503.88-0.38
25-03-2025 20:404.02-0.33
25-03-2025 20:304.18-0.29
25-03-2025 20:204.35-0.23
25-03-2025 20:104.54-0.18
25-03-2025 20:004.74-0.12
25-03-2025 19:504.96-0.06
25-03-2025 19:405.18-0.02
25-03-2025 19:305.410.03
25-03-2025 19:205.650.08
25-03-2025 19:105.890.12
25-03-2025 19:006.150.16
25-03-2025 18:506.40.2
25-03-2025 18:406.660.23
25-03-2025 18:306.910.26
25-03-2025 18:207.170.29
25-03-2025 18:107.410.3
25-03-2025 18:007.660.33
25-03-2025 17:507.90.36
25-03-2025 17:408.130.38
25-03-2025 17:308.340.4
25-03-2025 17:208.560.43
25-03-2025 17:108.740.44
25-03-2025 17:008.920.46
25-03-2025 16:509.070.46
25-03-2025 16:409.210.48
25-03-2025 16:309.330.48
25-03-2025 16:209.430.49
25-03-2025 16:109.510.49
25-03-2025 16:009.560.48
25-03-2025 15:509.60.48
25-03-2025 15:409.60.46
25-03-2025 15:309.590.44
25-03-2025 15:209.560.43
25-03-2025 15:109.490.4
25-03-2025 15:009.410.37
25-03-2025 14:509.320.35
25-03-2025 14:409.190.32
25-03-2025 14:309.070.3
25-03-2025 14:208.910.26
25-03-2025 14:108.750.23
25-03-2025 14:008.570.21
25-03-2025 13:508.360.16
25-03-2025 13:408.150.13
25-03-2025 13:307.940.1
25-03-2025 13:207.710.07
25-03-2025 13:107.490.04
25-03-2025 13:007.260.01
25-03-2025 12:507.03-0.01
25-03-2025 12:406.78-0.05
25-03-2025 12:306.55-0.07
25-03-2025 12:206.32-0.1
25-03-2025 12:106.09-0.12
25-03-2025 12:005.88-0.14
25-03-2025 11:505.67-0.17
25-03-2025 11:405.47-0.18
25-03-2025 11:305.27-0.2
25-03-2025 11:205.08-0.23
25-03-2025 11:104.91-0.25
25-03-2025 11:004.75-0.26
25-03-2025 10:504.6-0.28
25-03-2025 10:404.45-0.31
25-03-2025 10:304.33-0.32
25-03-2025 10:204.22-0.33
25-03-2025 10:104.12-0.34
25-03-2025 10:004.04-0.34
25-03-2025 09:503.98-0.34
25-03-2025 09:403.93-0.34
25-03-2025 09:303.89-0.34
25-03-2025 09:203.88-0.33
25-03-2025 09:103.88-0.31
25-03-2025 09:003.9-0.29
25-03-2025 08:503.94-0.26
25-03-2025 08:403.99-0.24
25-03-2025 08:304.07-0.2
25-03-2025 08:204.16-0.17
25-03-2025 08:104.27-0.13
25-03-2025 08:004.39-0.09
25-03-2025 07:504.52-0.06
25-03-2025 07:404.68-0.02
25-03-2025 07:304.840.03
25-03-2025 07:205.020.06
25-03-2025 07:105.20.09
25-03-2025 07:005.40.13
25-03-2025 06:505.60.16
25-03-2025 06:405.820.19
25-03-2025 06:306.040.22
25-03-2025 06:206.260.24
25-03-2025 06:106.480.27
25-03-2025 06:006.710.29
25-03-2025 05:506.930.31
25-03-2025 05:407.150.32
25-03-2025 05:307.370.34
25-03-2025 05:207.580.35
25-03-2025 05:107.780.36
25-03-2025 05:007.970.36
25-03-2025 04:508.140.36
25-03-2025 04:408.310.35
25-03-2025 04:308.450.34
25-03-2025 04:208.590.33
25-03-2025 04:108.720.32
25-03-2025 04:008.820.3
25-03-2025 03:508.90.28
25-03-2025 03:408.980.27
25-03-2025 03:309.040.25
25-03-2025 03:209.070.23
25-03-2025 03:109.10.21
25-03-2025 03:009.110.19
25-03-2025 02:509.10.17
25-03-2025 02:409.060.14
25-03-2025 02:309.020.13
25-03-2025 02:208.970.12
25-03-2025 02:108.890.11
25-03-2025 02:008.80.09
25-03-2025 01:508.70.08
25-03-2025 01:408.590.08
25-03-2025 01:308.460.07
25-03-2025 01:208.320.06
25-03-2025 01:108.170.05
25-03-2025 01:008.020.06
25-03-2025 00:507.860.06
25-03-2025 00:407.710.07
25-03-2025 00:307.540.07
25-03-2025 00:207.380.08
25-03-2025 00:107.20.07
25-03-2025 00:007.030.08
24-03-2025 23:506.860.07
24-03-2025 23:406.690.07
24-03-2025 23:306.530.08
24-03-2025 23:206.360.07
24-03-2025 23:106.220.08
24-03-2025 23:006.070.09
24-03-2025 22:505.930.1
24-03-2025 22:405.810.11
24-03-2025 22:305.690.13
24-03-2025 22:205.580.14
24-03-2025 22:105.470.16
24-03-2025 22:005.380.18
24-03-2025 21:505.30.21
24-03-2025 21:405.220.22
24-03-2025 21:305.150.24
24-03-2025 21:205.090.27
24-03-2025 21:105.040.3
24-03-2025 21:0050.32
24-03-2025 20:504.970.35
24-03-2025 20:404.940.37
24-03-2025 20:304.940.4
24-03-2025 20:204.930.41
24-03-2025 20:104.940.43
24-03-2025 20:004.960.45
24-03-2025 19:504.980.45
24-03-2025 19:405.020.46
24-03-2025 19:305.060.46
24-03-2025 19:205.10.45
24-03-2025 19:105.180.46
24-03-2025 19:005.240.44
24-03-2025 18:505.320.43
24-03-2025 18:405.410.41
24-03-2025 18:305.510.39
24-03-2025 18:205.620.37
24-03-2025 18:105.740.35
24-03-2025 18:005.870.33
24-03-2025 17:5060.31
24-03-2025 17:406.140.29
24-03-2025 17:306.280.27
24-03-2025 17:206.430.24
24-03-2025 17:106.580.23
24-03-2025 17:006.730.2
24-03-2025 16:506.870.17
24-03-2025 16:407.030.15
24-03-2025 16:307.170.12
24-03-2025 16:207.310.09
24-03-2025 16:107.450.07
24-03-2025 16:007.570.03
24-03-2025 15:507.69-0.01
24-03-2025 15:407.81-0.04
24-03-2025 15:307.91-0.08
24-03-2025 15:208-0.11
24-03-2025 15:108.09-0.15
24-03-2025 15:008.16-0.18
24-03-2025 14:508.23-0.2
24-03-2025 14:408.29-0.23
24-03-2025 14:308.33-0.25
24-03-2025 14:208.37-0.27
24-03-2025 14:108.39-0.28
24-03-2025 14:008.39-0.29
24-03-2025 13:508.39-0.3
24-03-2025 13:408.38-0.29
24-03-2025 13:308.36-0.28
24-03-2025 13:208.32-0.27
24-03-2025 13:108.28-0.25
24-03-2025 13:008.22-0.23
24-03-2025 12:508.15-0.22
24-03-2025 12:408.08-0.19
24-03-2025 12:308-0.15
24-03-2025 12:207.9-0.13
24-03-2025 12:107.81-0.1
24-03-2025 12:007.69-0.07
24-03-2025 11:507.57-0.05
24-03-2025 11:407.46-0.02
24-03-2025 11:307.330
24-03-2025 11:207.20.04
24-03-2025 11:107.070.06