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 |
|---|---|---|
| 22-01-2026 16:40 | 2.91 | -0.01 |
| Penllanw nesaf | Distyll nesaf |
|---|---|
| 21:24, 11.5 | 03:35, 2.08 |
| Dyddiad | Uchaf 2026 | Dyddiad | Isaf 2026 |
|---|---|---|---|
| 06-01 | 12.52m | 18-01 | 2.59m |
Penarth Predicted Tide Table (Chart Datum)
| 22-01-2026 | 23-01-2026 | 24-01-2026 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 09:08 21:24 | 11.82m 11.50m | High | 09:43 21:58 | 11.64m 11.28m | High | 10:18 22:34 | 11.41m 11.03m |
| Low | 03:04 15:25 | 1.92m 1.87m | Low | 03:35 15:57 | 2.08m 2.01m | Low | 04:05 16:29 | 2.25m 2.17m |
| 25-01-2026 | 26-01-2026 | 27-01-2026 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 10:58 23:17 | 11.13m 10.71m | High | 11:46 | 10.77m | High | 00:09 12:47 | 10.33m 10.33m |
| Low | 04:38 17:06 | 2.41m 2.38m | Low | 05:17 17:51 | 2.66m 2.70m | Low | 06:10 18:50 | 3.03m 3.15m |
