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) (Data was last updated 13 hours 10 minutes ago)

Time (GMT)ElevationResidual
20-05-2025 10:208.730.05
 Next HWNext LW
00:26, 9.64 06:35, 3.34
Date Highest 2025 Date Lowest 2025
31-03 13.51m 28-04 2.59m
Time (GMT)ElevationResidual
20-05-2025 10:208.730.05
20-05-2025 10:108.550.04
20-05-2025 10:008.360.04
20-05-2025 09:508.150.04
20-05-2025 08:406.530.09
20-05-2025 08:005.560.13
19-05-2025 22:009.150.06
19-05-2025 21:5090.07
19-05-2025 21:408.840.09
19-05-2025 21:308.660.1
19-05-2025 21:208.460.11
19-05-2025 21:108.270.13
19-05-2025 21:008.060.14
19-05-2025 20:507.850.17
19-05-2025 20:407.640.2
19-05-2025 20:307.420.22
19-05-2025 20:207.20.26
19-05-2025 20:106.970.28
19-05-2025 20:006.740.3
19-05-2025 19:506.510.33
19-05-2025 19:406.280.35
19-05-2025 19:306.040.37
19-05-2025 19:205.810.38
19-05-2025 19:105.590.4
19-05-2025 19:005.360.4
19-05-2025 18:505.150.4
19-05-2025 18:404.930.39
19-05-2025 15:303.89-0.16
19-05-2025 15:204.06-0.16
19-05-2025 15:104.26-0.15
19-05-2025 15:004.46-0.15
19-05-2025 14:504.68-0.14
19-05-2025 14:404.91-0.14
19-05-2025 14:305.16-0.14
19-05-2025 14:205.42-0.13
19-05-2025 14:105.69-0.13
19-05-2025 14:005.97-0.13
19-05-2025 13:506.25-0.12
19-05-2025 13:406.55-0.11
19-05-2025 13:306.83-0.11
19-05-2025 13:207.12-0.1
19-05-2025 13:107.42-0.08
19-05-2025 13:007.71-0.07
19-05-2025 12:507.99-0.05
19-05-2025 12:408.26-0.04
19-05-2025 12:308.52-0.02
19-05-2025 12:208.75-0.01
19-05-2025 12:108.970
19-05-2025 12:009.170.02
19-05-2025 11:509.350.04
19-05-2025 11:409.510.05
19-05-2025 11:309.640.07
19-05-2025 11:209.740.08
19-05-2025 11:109.820.1
19-05-2025 11:009.870.11
19-05-2025 10:509.880.11
19-05-2025 10:409.870.11
19-05-2025 09:509.420.08
19-05-2025 09:409.270.09
19-05-2025 09:309.090.07
19-05-2025 09:208.90.07
19-05-2025 08:307.760.06
19-05-2025 08:207.50.06
19-05-2025 08:107.180
19-05-2025 08:006.940.03
19-05-2025 07:506.710.08
19-05-2025 07:406.440.09
19-05-2025 07:306.160.08
19-05-2025 07:205.90.1
19-05-2025 01:106.91-0.06
19-05-2025 01:007.21-0.05
19-05-2025 00:507.51-0.05
19-05-2025 00:407.81-0.03
19-05-2025 00:308.1-0.02
19-05-2025 00:208.39-0.01
19-05-2025 00:108.660.02
19-05-2025 00:008.920.03
18-05-2025 23:509.160.04
18-05-2025 23:409.380.06
18-05-2025 23:309.570.07
18-05-2025 23:209.740.08
18-05-2025 23:109.90.11
18-05-2025 23:0010.010.11
18-05-2025 22:5010.10.12
18-05-2025 22:4010.180.14
18-05-2025 22:3010.210.15
18-05-2025 22:2010.230.16
18-05-2025 22:1010.210.17
18-05-2025 22:0010.180.19
18-05-2025 21:5010.10.19
18-05-2025 21:4010.020.2
18-05-2025 21:309.910.21
18-05-2025 21:209.780.22
18-05-2025 21:109.630.23
18-05-2025 21:009.460.24
18-05-2025 20:509.260.25
18-05-2025 20:409.060.26
18-05-2025 20:308.850.27
18-05-2025 20:208.610.28
18-05-2025 20:108.370.28
18-05-2025 20:008.130.3
18-05-2025 19:507.870.31
18-05-2025 19:407.60.31
18-05-2025 19:307.340.33
18-05-2025 19:207.070.34
18-05-2025 19:106.80.35
18-05-2025 19:006.530.36
18-05-2025 18:506.260.37
18-05-2025 18:405.980.38
18-05-2025 18:305.730.39
18-05-2025 18:205.470.39
18-05-2025 18:105.210.39
18-05-2025 18:004.950.38
18-05-2025 17:504.70.35
18-05-2025 17:404.450.32
18-05-2025 17:304.210.28
18-05-2025 17:203.980.23
18-05-2025 17:103.770.17
18-05-2025 17:003.580.12
18-05-2025 16:503.410.07
18-05-2025 16:403.260.02
18-05-2025 16:303.13-0.04
18-05-2025 16:203.03-0.1
18-05-2025 16:102.96-0.14
18-05-2025 16:002.91-0.19
18-05-2025 15:502.91-0.22
18-05-2025 15:402.94-0.23
18-05-2025 15:303.01-0.23
18-05-2025 15:203.1-0.23
18-05-2025 15:103.23-0.22
18-05-2025 15:003.38-0.21
18-05-2025 14:503.55-0.19
18-05-2025 14:403.73-0.18
18-05-2025 14:303.94-0.17
18-05-2025 14:204.16-0.16
18-05-2025 14:104.4-0.15
18-05-2025 14:004.66-0.13
18-05-2025 13:504.93-0.12
18-05-2025 13:405.2-0.12
18-05-2025 13:305.49-0.1
18-05-2025 13:205.79-0.09
18-05-2025 13:106.1-0.08
18-05-2025 13:006.41-0.07
18-05-2025 12:506.72-0.07
18-05-2025 12:407.04-0.05
18-05-2025 12:307.36-0.04
18-05-2025 12:207.68-0.03
18-05-2025 12:107.98-0.01
18-05-2025 12:008.290
18-05-2025 11:508.580.02
18-05-2025 11:408.850.04
18-05-2025 11:309.110.05
18-05-2025 11:209.360.07
18-05-2025 11:109.570.08
18-05-2025 11:009.770.11
18-05-2025 10:509.930.12
18-05-2025 10:4010.080.14
18-05-2025 10:3010.180.14
18-05-2025 10:2010.270.17
18-05-2025 10:1010.320.18