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.
Second Severn Crossing
Tide Levels and HarmonicsLatest Tide Data (Predicted Tide Table)
| Time (GMT) | Elevation | Residual |
|---|---|---|
| 19-01-2025 07:40 | 7.12 | -0.45 |
| Next HW | Next LW |
|---|---|
| 10:28, 11.90 | 16:59, 2.62 |
| Date | Highest 2025 | Date | Lowest 2025 |
|---|---|---|---|
| 01-01 | 13.36m | 16-01 | 0.96m |
Second Severn Crossing Predicted Tide Table (Chart Datum)
| 19-01-2025 | 20-01-2025 | 21-01-2025 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 10:28 22:48 | 11.90m 11.42m | High | 10:59 23:19 | 11.51m 10.99m | High | 11:34 23:56 | 11.06m 10.52m |
| Low | 04:41 16:59 | 2.43m 2.62m | Low | 05:05 17:23 | 2.60m 2.79m | Low | 05:32 17:52 | 2.81m 3.02m |
| 22-01-2025 | 23-01-2025 | 24-01-2025 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 12:16 | 10.54m | High | 00:43 13:09 | 10.03m 10.03m | High | 01:45 14:20 | 9.65m 9.69m |
| Low | 06:07 18:28 | 3.14m 3.38m | Low | 06:50 19:16 | 3.60m 3.84m | Low | 07:49 20:25 | 4.07m 4.23m |
