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 16:2010.890.13
 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
13-04-2026 00:006.2-0.32
12-04-2026 23:505.96-0.36
12-04-2026 23:405.73-0.39
12-04-2026 23:305.52-0.41
12-04-2026 23:205.32-0.43
12-04-2026 23:105.13-0.45
12-04-2026 23:004.95-0.47
12-04-2026 22:504.79-0.47
12-04-2026 22:404.64-0.48
12-04-2026 22:304.5-0.49
12-04-2026 22:204.39-0.48
12-04-2026 22:104.29-0.47
12-04-2026 22:004.21-0.45
12-04-2026 21:504.15-0.43
12-04-2026 21:404.12-0.39
12-04-2026 21:304.09-0.36
12-04-2026 21:204.07-0.32
12-04-2026 21:104.08-0.27
12-04-2026 21:004.11-0.21
12-04-2026 20:504.15-0.15
12-04-2026 20:404.21-0.09
12-04-2026 20:304.27-0.03
12-04-2026 20:204.360.04
12-04-2026 20:104.460.1
12-04-2026 20:004.560.16
12-04-2026 19:504.690.23
12-04-2026 19:404.820.29
12-04-2026 19:304.970.36
12-04-2026 19:205.120.4
12-04-2026 19:105.270.45
12-04-2026 19:005.450.5
12-04-2026 18:505.620.53
12-04-2026 18:405.80.57
12-04-2026 18:305.990.59
12-04-2026 18:206.180.62
12-04-2026 18:106.370.63
12-04-2026 18:006.570.65
12-04-2026 17:506.770.66
12-04-2026 17:406.960.66
12-04-2026 17:307.150.66
12-04-2026 17:207.330.65
12-04-2026 17:107.520.65
12-04-2026 17:007.680.63
12-04-2026 16:507.840.61
12-04-2026 16:407.990.58
12-04-2026 16:308.140.56
12-04-2026 16:208.270.54
12-04-2026 16:108.390.51
12-04-2026 16:008.50.48
12-04-2026 15:508.60.46
12-04-2026 15:408.680.41
12-04-2026 15:308.730.37
12-04-2026 15:208.780.32
12-04-2026 15:108.830.3
12-04-2026 15:008.850.25
12-04-2026 14:508.860.21
12-04-2026 14:408.870.18
12-04-2026 14:308.840.14
12-04-2026 14:208.80.1
12-04-2026 14:108.770.08
12-04-2026 14:008.690.03
12-04-2026 13:508.610
12-04-2026 13:408.51-0.04
12-04-2026 13:308.42-0.05
12-04-2026 13:208.3-0.08
12-04-2026 13:108.16-0.11
12-04-2026 13:008-0.15
12-04-2026 12:507.87-0.15
12-04-2026 12:407.68-0.19
12-04-2026 12:307.53-0.2
12-04-2026 12:207.35-0.21
12-04-2026 12:107.16-0.24
12-04-2026 12:006.98-0.26
12-04-2026 11:506.81-0.26
12-04-2026 11:406.61-0.28
12-04-2026 11:306.39-0.33
12-04-2026 11:206.19-0.35
12-04-2026 11:106-0.37
12-04-2026 11:005.82-0.37
12-04-2026 10:505.63-0.39
12-04-2026 10:405.47-0.39
12-04-2026 10:305.31-0.39
12-04-2026 10:205.18-0.37
12-04-2026 10:105.06-0.34
12-04-2026 10:004.95-0.31
12-04-2026 09:504.82-0.3
12-04-2026 09:404.74-0.26
12-04-2026 09:304.66-0.22
12-04-2026 09:204.58-0.2
12-04-2026 09:104.53-0.15
12-04-2026 09:004.5-0.09
12-04-2026 08:504.49-0.02
12-04-2026 08:404.470.03
12-04-2026 08:304.490.1
12-04-2026 08:204.510.16
12-04-2026 08:104.550.22
12-04-2026 08:004.590.27
12-04-2026 07:504.640.32
12-04-2026 07:404.710.38
12-04-2026 07:304.810.44
12-04-2026 07:204.880.48
12-04-2026 07:104.990.52
12-04-2026 07:005.110.57
12-04-2026 06:505.260.62
12-04-2026 06:405.380.64
12-04-2026 06:305.530.67
12-04-2026 06:205.690.7
12-04-2026 06:105.830.7
12-04-2026 06:0060.72
12-04-2026 05:506.160.72
12-04-2026 05:406.330.72
12-04-2026 05:306.520.74
12-04-2026 05:206.690.73
12-04-2026 05:106.870.73
12-04-2026 05:007.040.72
12-04-2026 04:507.220.7
12-04-2026 04:407.380.68
12-04-2026 04:307.540.66
12-04-2026 04:207.710.64
12-04-2026 04:107.850.61
12-04-2026 04:007.990.57
12-04-2026 03:508.120.54
12-04-2026 03:408.230.5
12-04-2026 03:308.330.45
12-04-2026 03:208.430.4
12-04-2026 03:108.530.37
12-04-2026 03:008.570.29
12-04-2026 02:508.650.26
12-04-2026 02:408.660.18
12-04-2026 02:308.710.15
12-04-2026 02:208.710.08
12-04-2026 02:108.710.03
12-04-2026 02:008.69-0.03
12-04-2026 01:508.64-0.1
12-04-2026 01:408.61-0.13
12-04-2026 01:308.54-0.19
12-04-2026 01:208.47-0.23
12-04-2026 01:108.41-0.26
12-04-2026 01:008.29-0.31
12-04-2026 00:508.21-0.33
12-04-2026 00:408.11-0.35
12-04-2026 00:308.01-0.36
12-04-2026 00:207.91-0.35
12-04-2026 00:107.77-0.37