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 HarmonicsLatest Tide Data (Predicted Tide Table)
Time (GMT) | Elevation | Residual |
---|---|---|
15-05-2025 21:00 | 11.15 | 0.01 |
Next HW | Next LW |
---|---|
08:48, 10.97 | 02:43, 2.18 |
Date | Highest 2025 | Date | Lowest 2025 |
---|---|---|---|
31-03 | 13.51m | 28-04 | 2.59m |
Penarth Predicted Tide Table (Chart Datum)
15-05-2025 | 16-05-2025 | 17-05-2025 | ||||||
---|---|---|---|---|---|---|---|---|
Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
High | 08:14 20:31 | 11.34m 11.31m | High | 08:48 21:04 | 10.97m 10.91m | High | 09:23 21:41 | 10.56m 10.48m |
Low | 02:11 14:24 | 1.86m 2.03m | Low | 02:43 14:55 | 2.18m 2.39m | Low | 03:16 15:27 | 2.53m 2.76m |
18-05-2025 | 19-05-2025 | 20-05-2025 | ||||||
Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
High | 10:03 22:24 | 10.15m 10.07m | High | 10:51 23:19 | 9.78m 9.75m | High | 11:50 | 9.52m |
Low | 03:52 16:05 | 2.86m 3.10m | Low | 04:36 16:51 | 3.14m 3.38m | Low | 05:30 17:51 | 3.32m 3.56m |