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 21:4010.40.02
 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
15-01-2025 21:4010.40.02
15-01-2025 21:3010.710.03
15-01-2025 21:2010.990.05
15-01-2025 21:1011.260.08
15-01-2025 21:0011.460.08
15-01-2025 20:5011.640.11
15-01-2025 20:4011.770.13
15-01-2025 20:3011.850.13
15-01-2025 20:2011.850.11
15-01-2025 20:1011.820.11
15-01-2025 20:0011.730.09
15-01-2025 19:5011.60.08
15-01-2025 19:4011.430.07
15-01-2025 19:3011.210.07
15-01-2025 19:2010.950.05
15-01-2025 19:1010.670.05
15-01-2025 19:0010.350.04
15-01-2025 18:5010.010.04
15-01-2025 18:409.650.05
15-01-2025 18:309.30.07
15-01-2025 18:208.910.07
15-01-2025 18:108.520.08
15-01-2025 18:008.110.09
15-01-2025 17:507.720.1
15-01-2025 17:407.310.1
15-01-2025 17:306.90.08
15-01-2025 17:206.480.07
15-01-2025 17:106.090.06
15-01-2025 17:005.720.07
15-01-2025 16:505.330.04
15-01-2025 16:404.950.02
15-01-2025 16:304.59-0.01
15-01-2025 16:204.21-0.06
15-01-2025 16:103.86-0.1
15-01-2025 16:003.51-0.15
15-01-2025 15:503.2-0.19
15-01-2025 15:402.91-0.23
15-01-2025 15:302.65-0.26
15-01-2025 15:20--
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