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 17:509.280
 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
15-04-2026 00:002.910.03
14-04-2026 23:502.770.01
14-04-2026 23:402.65-0.02
14-04-2026 23:302.59-0.02
14-04-2026 23:20--
14-04-2026 23:10--
14-04-2026 23:00--
14-04-2026 22:50--
14-04-2026 22:402.62-0.1
14-04-2026 22:302.7-0.12
14-04-2026 22:202.84-0.09
14-04-2026 22:102.99-0.07
14-04-2026 22:003.17-0.04
14-04-2026 21:503.37-0
14-04-2026 21:403.570.03
14-04-2026 21:303.80.07
14-04-2026 21:204.040.11
14-04-2026 21:104.290.14
14-04-2026 21:004.570.19
14-04-2026 20:504.830.22
14-04-2026 20:405.130.26
14-04-2026 20:305.430.29
14-04-2026 20:205.740.32
14-04-2026 20:106.060.35
14-04-2026 20:006.40.38
14-04-2026 19:506.740.41
14-04-2026 19:407.080.43
14-04-2026 19:307.430.45
14-04-2026 19:207.770.46
14-04-2026 19:108.10.46
14-04-2026 19:008.420.45
14-04-2026 18:508.740.46
14-04-2026 18:409.040.45
14-04-2026 18:309.340.46
14-04-2026 18:209.620.47
14-04-2026 18:109.870.46
14-04-2026 18:0010.10.46
14-04-2026 17:5010.30.46
14-04-2026 17:4010.470.45
14-04-2026 17:3010.620.46
14-04-2026 17:2010.730.47
14-04-2026 17:1010.810.47
14-04-2026 17:0010.850.46
14-04-2026 16:5010.840.44
14-04-2026 16:4010.810.42
14-04-2026 16:3010.740.4
14-04-2026 16:2010.630.37
14-04-2026 16:1010.50.34
14-04-2026 16:0010.320.3
14-04-2026 15:5010.130.27
14-04-2026 15:409.920.23
14-04-2026 15:309.680.19
14-04-2026 15:209.420.15
14-04-2026 15:109.140.11
14-04-2026 15:008.850.07
14-04-2026 14:508.560.05
14-04-2026 14:408.240.01
14-04-2026 14:307.91-0.03
14-04-2026 14:207.6-0.04
14-04-2026 14:107.27-0.06
14-04-2026 14:006.93-0.08
14-04-2026 13:506.6-0.1
14-04-2026 13:406.28-0.1
14-04-2026 13:305.97-0.09
14-04-2026 13:205.66-0.09
14-04-2026 13:105.34-0.1
14-04-2026 13:005.04-0.1
14-04-2026 12:504.74-0.11
14-04-2026 12:404.43-0.15
14-04-2026 12:304.16-0.15
14-04-2026 12:203.9-0.17
14-04-2026 12:103.64-0.21
14-04-2026 12:003.42-0.24
14-04-2026 11:503.22-0.25
14-04-2026 11:403.04-0.28
14-04-2026 11:302.87-0.33
14-04-2026 11:20--
14-04-2026 11:10--
14-04-2026 11:00--
14-04-2026 10:502.62-0.33
14-04-2026 10:40--
14-04-2026 10:30--
14-04-2026 10:202.68-0.32
14-04-2026 10:102.77-0.29
14-04-2026 10:002.88-0.26
14-04-2026 09:503.02-0.21
14-04-2026 09:403.18-0.17
14-04-2026 09:203.55-0.08
14-04-2026 09:103.76-0.02
14-04-2026 09:003.980.03
14-04-2026 08:504.210.07
14-04-2026 08:404.470.12
14-04-2026 08:304.740.18
14-04-2026 08:205.020.22
14-04-2026 08:105.310.27
14-04-2026 08:005.620.31
14-04-2026 07:505.940.36
14-04-2026 07:406.250.39
14-04-2026 07:306.590.43
14-04-2026 07:206.930.46
14-04-2026 07:107.260.49
14-04-2026 07:007.610.52
14-04-2026 06:507.940.54
14-04-2026 06:408.250.55
14-04-2026 06:308.570.56
14-04-2026 06:208.880.58
14-04-2026 06:109.160.58
14-04-2026 06:009.420.58
14-04-2026 05:509.680.6
14-04-2026 05:409.890.58
14-04-2026 05:3010.090.58
14-04-2026 05:2010.260.57
14-04-2026 05:1010.390.55
14-04-2026 05:0010.50.54
14-04-2026 04:5010.560.51
14-04-2026 04:4010.610.49
14-04-2026 04:3010.630.48
14-04-2026 04:2010.590.43
14-04-2026 04:1010.550.4
14-04-2026 04:0010.470.37
14-04-2026 03:5010.360.34
14-04-2026 03:4010.230.3
14-04-2026 03:3010.080.27
14-04-2026 03:209.90.24
14-04-2026 03:109.710.21
14-04-2026 03:009.490.17
14-04-2026 02:509.260.14
14-04-2026 02:409.010.11
14-04-2026 02:308.760.09
14-04-2026 02:208.480.06
14-04-2026 02:108.210.05
14-04-2026 02:007.920.03
14-04-2026 01:507.620.01
14-04-2026 01:407.33-0.01
14-04-2026 01:307.03-0.01
14-04-2026 01:206.73-0.02
14-04-2026 01:106.43-0.03
14-04-2026 01:006.14-0.04
14-04-2026 00:505.85-0.05
14-04-2026 00:405.56-0.06
14-04-2026 00:305.29-0.07
14-04-2026 00:205.01-0.1
14-04-2026 00:104.76-0.12