National Network of Regional Coastal Monitoring Programmes
« Dychwelid at fap am donau, llanw a gorsafoedd tywydd eraill.
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 HarmonicsData llanw diweddaraf (Predicted Tide Table)
| Amser (ASG) | Codiad | Gweddill |
|---|---|---|
| 25-04-2025 01:20 | 6.07 | -0.09 |
| Penllanw nesaf | Distyll nesaf |
|---|---|
| 04:39, 11.03 | 11:01, 2.21 |
| Dyddiad | Uchaf 2025 | Dyddiad | Isaf 2025 |
|---|---|---|---|
| 31-03 | 13.51m | 16-04 | 2.59m |
Penarth Predicted Tide Table (Chart Datum)
| 25-04-2025 | 26-04-2025 | 27-04-2025 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 04:39 17:07 | 11.03m 11.32m | High | 05:33 17:57 | 12.05m 12.26m | High | 06:21 18:43 | 12.83m 12.91m |
| Low | 11:01 23:30 | 2.21m 1.84m | Low | 11:55 | 1.35m | Low | 00:19 12:42 | 1.05m 0.74m |
| 28-04-2025 | 29-04-2025 | 30-04-2025 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 07:06 19:26 | 13.24m 13.18m | High | 07:50 20:07 | 13.22m 13.05m | High | 08:32 20:48 | 12.79m 12.58m |
| Low | 01:04 13:25 | 0.57m 0.48m | Low | 01:46 14:06 | 0.48m 0.61m | Low | 02:26 14:45 | 0.75m 1.07m |
