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
12-06-2026 17:0010.470.04
 Next HWNext LW
04:50, 11.21 22:35, 2.52
Date Highest 2026 Date Lowest 2026
04-02 13.05m 18-01 2.59m
Time (GMT)ElevationResidual
09-05-2026 00:009.140.08
08-05-2026 23:509.280.07
08-05-2026 23:409.40.05
08-05-2026 23:309.50.04
08-05-2026 23:209.570.02
08-05-2026 23:109.62-0
08-05-2026 23:009.66-0.02
08-05-2026 22:509.66-0.03
08-05-2026 22:409.65-0.05
08-05-2026 22:309.61-0.08
08-05-2026 22:209.55-0.09
08-05-2026 22:109.47-0.11
08-05-2026 22:009.39-0.11
08-05-2026 21:509.28-0.12
08-05-2026 21:409.16-0.12
08-05-2026 21:309.03-0.11
08-05-2026 21:208.89-0.1
08-05-2026 21:108.73-0.08
08-05-2026 21:008.57-0.07
08-05-2026 20:508.38-0.06
08-05-2026 20:408.19-0.04
08-05-2026 20:307.99-0.02
08-05-2026 20:207.790.01
08-05-2026 20:107.580.04
08-05-2026 20:007.370.07
08-05-2026 19:507.160.11
08-05-2026 19:406.930.13
08-05-2026 19:306.710.17
08-05-2026 19:206.50.21
08-05-2026 19:106.280.24
08-05-2026 19:006.060.27
08-05-2026 18:505.840.3
08-05-2026 18:405.640.34
08-05-2026 18:305.420.35
08-05-2026 18:205.220.37
08-05-2026 18:105.010.37
08-05-2026 18:004.810.37
08-05-2026 17:504.620.36
08-05-2026 17:404.420.34
08-05-2026 17:304.250.32
08-05-2026 17:204.090.29
08-05-2026 17:103.940.26
08-05-2026 17:003.810.23
08-05-2026 16:503.710.2
08-05-2026 16:403.620.16
08-05-2026 16:303.550.12
08-05-2026 16:203.520.09
08-05-2026 16:103.510.07
08-05-2026 16:003.520.04
08-05-2026 15:503.570.03
08-05-2026 15:403.640.02
08-05-2026 15:303.730.01
08-05-2026 15:203.85-0
08-05-2026 15:104-0
08-05-2026 15:004.16-0
08-05-2026 14:504.33-0.01
08-05-2026 14:404.540.01
08-05-2026 14:304.760.01
08-05-2026 14:204.980.01
08-05-2026 14:105.220.01
08-05-2026 14:005.470.02
08-05-2026 13:505.730.02
08-05-2026 13:405.990.02
08-05-2026 13:306.270.03
08-05-2026 13:206.550.04
08-05-2026 13:106.830.04
08-05-2026 13:007.110.05
08-05-2026 12:507.390.06
08-05-2026 12:407.660.07
08-05-2026 12:307.930.08
08-05-2026 12:208.180.08
08-05-2026 12:108.430.09
08-05-2026 12:008.660.09
08-05-2026 11:508.870.09
08-05-2026 11:409.060.08
08-05-2026 11:309.230.08
08-05-2026 11:209.390.08
08-05-2026 11:109.510.07
08-05-2026 11:009.620.07
08-05-2026 10:509.690.05
08-05-2026 10:409.740.04
08-05-2026 10:309.750.02
08-05-2026 10:209.750.01
08-05-2026 10:109.72-0.02
08-05-2026 10:009.66-0.03
08-05-2026 09:509.58-0.06
08-05-2026 09:409.47-0.07
08-05-2026 09:309.36-0.08
08-05-2026 09:209.21-0.09
08-05-2026 09:109.05-0.11
08-05-2026 09:008.88-0.11
08-05-2026 08:508.68-0.12
08-05-2026 08:408.48-0.12
08-05-2026 08:308.27-0.12
08-05-2026 08:208.04-0.12
08-05-2026 08:107.81-0.1
08-05-2026 08:007.56-0.1
08-05-2026 07:507.32-0.09
08-05-2026 07:407.06-0.09
08-05-2026 07:306.8-0.07
08-05-2026 07:206.55-0.05
08-05-2026 07:106.3-0.03
08-05-2026 07:006.05-0.01
08-05-2026 06:505.80.02
08-05-2026 06:405.560.04
08-05-2026 06:305.320.06
08-05-2026 06:205.090.08
08-05-2026 06:104.850.09
08-05-2026 06:004.630.1
08-05-2026 05:504.40.09
08-05-2026 05:404.210.1
08-05-2026 05:304.010.09
08-05-2026 05:203.840.09
08-05-2026 05:103.690.09
08-05-2026 05:003.550.08
08-05-2026 04:503.440.08
08-05-2026 04:403.340.07
08-05-2026 04:303.270.06
08-05-2026 04:203.230.06
08-05-2026 04:103.210.06
08-05-2026 04:003.230.06
08-05-2026 03:503.270.07
08-05-2026 03:403.340.08
08-05-2026 03:303.450.1
08-05-2026 03:203.560.12
08-05-2026 03:103.70.13
08-05-2026 03:003.870.15
08-05-2026 02:504.050.16
08-05-2026 02:404.240.17
08-05-2026 02:304.460.18
08-05-2026 02:204.690.19
08-05-2026 02:104.920.19
08-05-2026 02:005.180.2
08-05-2026 01:505.440.2
08-05-2026 01:405.720.21
08-05-2026 01:3060.22
08-05-2026 01:206.30.23
08-05-2026 01:106.580.23
08-05-2026 01:006.870.23
08-05-2026 00:507.170.23
08-05-2026 00:407.460.24
08-05-2026 00:307.740.23
08-05-2026 00:208.020.23
08-05-2026 00:108.30.23