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
16-01-2025 22:309.920.15
 Next HWNext LW
09:05, 11.66 03:01, 2.37
Date Highest 2025 Date Lowest 2025
16-01 12.05m 15-01 2.65m
Time (GMT)ElevationResidual
01-11-2024 00:00--
31-10-2024 23:50--
31-10-2024 23:40--
31-10-2024 23:30--
31-10-2024 23:202.790.26
31-10-2024 23:103.040.27
31-10-2024 23:003.30.26
31-10-2024 22:503.570.25
31-10-2024 22:403.860.23
31-10-2024 22:304.170.21
31-10-2024 22:204.470.18
31-10-2024 22:104.810.16
31-10-2024 22:005.160.14
31-10-2024 21:505.520.12
31-10-2024 21:405.880.09
31-10-2024 21:306.250.06
31-10-2024 21:206.640.04
31-10-2024 21:107.040.02
31-10-2024 21:007.43-0
31-10-2024 20:507.82-0.03
31-10-2024 20:408.23-0.04
31-10-2024 20:308.62-0.07
31-10-2024 20:208.98-0.11
31-10-2024 20:109.36-0.13
31-10-2024 20:009.71-0.16
31-10-2024 19:5010.06-0.18
31-10-2024 19:4010.38-0.21
31-10-2024 19:3010.66-0.24
31-10-2024 19:2010.91-0.28
31-10-2024 19:1011.12-0.32
31-10-2024 19:0011.31-0.35
31-10-2024 18:5011.46-0.38
31-10-2024 18:4011.57-0.4
31-10-2024 18:3011.63-0.42
31-10-2024 18:2011.63-0.47
31-10-2024 18:1011.59-0.5
31-10-2024 18:0011.51-0.53
31-10-2024 17:5011.39-0.56
31-10-2024 17:4011.24-0.58
31-10-2024 17:3011.04-0.59
31-10-2024 17:2010.81-0.61
31-10-2024 17:1010.55-0.62
31-10-2024 17:0010.27-0.61
31-10-2024 16:509.97-0.6
31-10-2024 16:409.65-0.59
31-10-2024 16:309.33-0.55
31-10-2024 16:208.97-0.54
31-10-2024 16:108.61-0.51
31-10-2024 16:008.23-0.5
31-10-2024 15:507.85-0.46
31-10-2024 15:407.46-0.44
31-10-2024 15:307.06-0.41
31-10-2024 15:206.67-0.39
31-10-2024 15:106.27-0.36
31-10-2024 15:005.9-0.31
31-10-2024 14:505.52-0.27
31-10-2024 14:405.14-0.24
31-10-2024 14:304.77-0.21
31-10-2024 14:204.4-0.19
31-10-2024 14:104.04-0.17
31-10-2024 14:003.7-0.15
31-10-2024 13:503.37-0.14
31-10-2024 13:403.09-0.11
31-10-2024 13:302.82-0.08
31-10-2024 13:20--
31-10-2024 13:10--
31-10-2024 13:00--
31-10-2024 12:50--
31-10-2024 12:40--
31-10-2024 12:30--
31-10-2024 12:20--
31-10-2024 12:10--
31-10-2024 12:00--
31-10-2024 11:50--
31-10-2024 11:40--
31-10-2024 11:30--
31-10-2024 11:20--
31-10-2024 11:102.660.3
31-10-2024 11:002.890.31
31-10-2024 10:503.140.32
31-10-2024 10:403.410.31
31-10-2024 10:303.690.3
31-10-2024 10:203.990.28
31-10-2024 10:104.290.25
31-10-2024 10:004.620.23
31-10-2024 09:504.960.21
31-10-2024 09:405.310.18
31-10-2024 09:305.660.15
31-10-2024 09:206.030.11
31-10-2024 09:106.410.09
31-10-2024 09:006.80.07
31-10-2024 08:507.190.04
31-10-2024 08:407.590.02
31-10-2024 08:307.99-0
31-10-2024 08:208.36-0.04
31-10-2024 08:108.74-0.08
31-10-2024 08:009.11-0.1
31-10-2024 07:509.48-0.11
31-10-2024 07:409.83-0.13
31-10-2024 07:3010.15-0.15
31-10-2024 07:2010.44-0.19
31-10-2024 07:1010.71-0.2
31-10-2024 07:0010.94-0.24
31-10-2024 06:5011.13-0.26
31-10-2024 06:4011.3-0.28
31-10-2024 06:3011.41-0.3
31-10-2024 06:2011.48-0.33
31-10-2024 06:1011.5-0.36
31-10-2024 06:0011.47-0.39
31-10-2024 05:5011.39-0.43
31-10-2024 05:4011.29-0.45
31-10-2024 05:3011.13-0.48
31-10-2024 05:2010.95-0.49
31-10-2024 05:1010.72-0.52
31-10-2024 05:0010.46-0.54
31-10-2024 04:5010.19-0.54
31-10-2024 04:409.9-0.53
31-10-2024 04:309.59-0.52
31-10-2024 04:209.27-0.49
31-10-2024 04:108.92-0.48
31-10-2024 04:008.56-0.47
31-10-2024 03:508.18-0.46
31-10-2024 03:407.81-0.43
31-10-2024 03:307.43-0.41
31-10-2024 03:207.04-0.4
31-10-2024 03:106.65-0.38
31-10-2024 03:006.27-0.36
31-10-2024 02:505.9-0.33
31-10-2024 02:405.54-0.3
31-10-2024 02:305.16-0.28
31-10-2024 02:204.8-0.27
31-10-2024 02:104.43-0.26
31-10-2024 02:004.1-0.24
31-10-2024 01:503.77-0.23
31-10-2024 01:403.45-0.23
31-10-2024 01:303.16-0.22
31-10-2024 01:202.9-0.2
31-10-2024 01:102.67-0.17
31-10-2024 01:00--
31-10-2024 00:50--
31-10-2024 00:40--
31-10-2024 00:30--
31-10-2024 00:20--
31-10-2024 00:10--