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
15-01-2025 23:106.85-0.3
 Next HWNext LW
08:31, 11.84 02:29, 2.27
Date Highest 2025 Date Lowest 2025
15-01 11.85m 15-01 2.65m
Time (GMT)ElevationResidual
10-12-2024 00:008.97-0.49
09-12-2024 23:508.78-0.5
09-12-2024 23:408.58-0.51
09-12-2024 23:308.36-0.52
09-12-2024 23:208.12-0.53
09-12-2024 23:107.88-0.52
09-12-2024 23:007.63-0.53
09-12-2024 22:507.39-0.51
09-12-2024 22:407.12-0.51
09-12-2024 22:306.85-0.51
09-12-2024 22:206.57-0.52
09-12-2024 22:106.29-0.52
09-12-2024 22:006.02-0.51
09-12-2024 21:505.76-0.5
09-12-2024 21:405.5-0.49
09-12-2024 21:305.24-0.48
09-12-2024 21:204.99-0.48
09-12-2024 21:104.73-0.49
09-12-2024 21:004.47-0.5
09-12-2024 20:504.23-0.51
09-12-2024 20:404-0.52
09-12-2024 20:303.78-0.53
09-12-2024 20:203.58-0.54
09-12-2024 20:103.39-0.55
09-12-2024 20:003.23-0.55
09-12-2024 19:503.08-0.55
09-12-2024 19:402.94-0.56
09-12-2024 19:302.84-0.55
09-12-2024 19:20--
09-12-2024 19:10--
09-12-2024 19:00--
09-12-2024 18:50--
09-12-2024 18:40--
09-12-2024 18:302.69-0.51
09-12-2024 18:202.75-0.49
09-12-2024 18:102.85-0.46
09-12-2024 18:002.98-0.42
09-12-2024 17:503.12-0.39
09-12-2024 17:403.28-0.37
09-12-2024 17:303.45-0.35
09-12-2024 17:203.65-0.33
09-12-2024 17:103.87-0.3
09-12-2024 17:004.09-0.29
09-12-2024 16:504.34-0.27
09-12-2024 16:404.62-0.25
09-12-2024 16:304.89-0.24
09-12-2024 16:205.17-0.22
09-12-2024 16:105.47-0.21
09-12-2024 16:005.78-0.19
09-12-2024 15:506.09-0.18
09-12-2024 15:406.42-0.16
09-12-2024 15:306.73-0.16
09-12-2024 15:207.05-0.15
09-12-2024 15:107.37-0.14
09-12-2024 15:007.67-0.14
09-12-2024 14:507.96-0.15
09-12-2024 14:408.24-0.15
09-12-2024 14:308.52-0.15
09-12-2024 14:208.77-0.16
09-12-2024 14:109-0.18
09-12-2024 14:009.2-0.2
09-12-2024 13:509.38-0.22
09-12-2024 13:409.55-0.24
09-12-2024 13:309.69-0.26
09-12-2024 13:209.8-0.28
09-12-2024 13:109.88-0.31
09-12-2024 13:009.95-0.32
09-12-2024 12:509.97-0.35
09-12-2024 12:409.96-0.38
09-12-2024 12:309.94-0.41
09-12-2024 12:209.89-0.42
09-12-2024 12:109.81-0.45
09-12-2024 12:009.7-0.48
09-12-2024 11:509.59-0.48
09-12-2024 11:409.46-0.49
09-12-2024 11:309.29-0.5
09-12-2024 11:209.12-0.51
09-12-2024 11:108.92-0.52
09-12-2024 11:008.71-0.52
09-12-2024 10:508.48-0.54
09-12-2024 10:408.25-0.54
09-12-2024 10:308-0.56
09-12-2024 10:207.75-0.56
09-12-2024 10:107.48-0.58
09-12-2024 10:007.22-0.58
09-12-2024 09:506.95-0.59
09-12-2024 09:406.69-0.59
09-12-2024 09:306.42-0.59
09-12-2024 09:206.15-0.59
09-12-2024 09:105.9-0.59
09-12-2024 09:005.64-0.58
09-12-2024 08:505.39-0.57
09-12-2024 08:405.15-0.56
09-12-2024 08:304.9-0.57
09-12-2024 08:204.68-0.55
09-12-2024 08:104.43-0.57
09-12-2024 08:004.21-0.58
09-12-2024 07:503.99-0.58
09-12-2024 07:403.78-0.6
09-12-2024 07:303.62-0.58
09-12-2024 07:203.44-0.59
09-12-2024 07:103.28-0.6
09-12-2024 07:003.13-0.62
09-12-2024 06:503.02-0.61
09-12-2024 06:402.93-0.6
09-12-2024 06:302.86-0.6
09-12-2024 06:202.81-0.6
09-12-2024 06:102.79-0.59
09-12-2024 06:002.8-0.57
09-12-2024 05:502.81-0.57
09-12-2024 05:402.87-0.54
09-12-2024 05:302.95-0.52
09-12-2024 05:203.05-0.49
09-12-2024 05:103.18-0.46
09-12-2024 05:003.32-0.45
09-12-2024 04:503.5-0.4
09-12-2024 04:403.67-0.39
09-12-2024 04:303.87-0.37
09-12-2024 04:204.1-0.34
09-12-2024 04:104.33-0.31
09-12-2024 04:004.6-0.27
09-12-2024 03:504.86-0.26
09-12-2024 03:405.13-0.24
09-12-2024 03:305.42-0.22
09-12-2024 03:205.72-0.2
09-12-2024 03:106.02-0.18
09-12-2024 03:006.33-0.17
09-12-2024 02:506.63-0.16
09-12-2024 02:406.95-0.13
09-12-2024 02:307.25-0.14
09-12-2024 02:207.54-0.14
09-12-2024 02:107.81-0.17
09-12-2024 02:008.07-0.18
09-12-2024 01:508.31-0.21
09-12-2024 01:408.54-0.24
09-12-2024 01:308.75-0.28
09-12-2024 01:208.94-0.31
09-12-2024 01:109.1-0.35
09-12-2024 01:009.24-0.39
09-12-2024 00:509.37-0.42
09-12-2024 00:409.45-0.47
09-12-2024 00:309.5-0.53
09-12-2024 00:209.53-0.57
09-12-2024 00:109.52-0.63