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 |
|---|---|---|
| 18-01-2026 19:10 | 12.16 | 0.21 |
| Next HW | Next LW |
|---|---|
| 07:41, 12.45 | 01:58, 2.05 |
| Date | Highest 2026 | Date | Lowest 2026 |
|---|---|---|---|
| 06-01 | 13.49m | 06-01 | 0.83m |
Second Severn Crossing Predicted Tide Table (Chart Datum)
| 18-01-2026 | 19-01-2026 | 20-01-2026 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 07:02 19:23 | 11.99m 11.99m | High | 07:41 20:01 | 12.45m 12.39m | High | 08:17 20:37 | 12.71m 12.57m |
| Low | 01:13 13:38 | 2.46m 2.17m | Low | 01:58 14:22 | 2.05m 1.84m | Low | 02:39 15:02 | 1.80m 1.68m |
| 21-01-2026 | 22-01-2026 | 23-01-2026 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 08:52 21:11 | 12.77m 12.58m | High | 09:26 21:45 | 12.69m 12.45m | High | 10:01 22:20 | 12.53m 12.26m |
| Low | 03:17 15:39 | 1.73m 1.67m | Low | 03:52 16:14 | 1.80m 1.75m | Low | 04:25 16:46 | 1.93m 1.86m |
