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 |
|---|---|---|
| 20-01-2026 13:20 | 3.55 | -0.02 |
| Next HW | Next LW |
|---|---|
| 20:37, 12.57 | 15:02, 1.68 |
| Date | Highest 2026 | Date | Lowest 2026 |
|---|---|---|---|
| 06-01 | 13.49m | 06-01 | 0.83m |
Second Severn Crossing Predicted Tide Table (Chart Datum)
| 20-01-2026 | 21-01-2026 | 22-01-2026 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 08:17 20:37 | 12.71m 12.57m | High | 08:52 21:11 | 12.77m 12.58m | High | 09:26 21:45 | 12.69m 12.45m |
| Low | 02:39 15:02 | 1.80m 1.68m | Low | 03:17 15:39 | 1.73m 1.67m | Low | 03:52 16:14 | 1.80m 1.75m |
| 23-01-2026 | 24-01-2026 | 25-01-2026 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 10:01 22:20 | 12.53m 12.26m | High | 10:38 22:58 | 12.33m 12.01m | High | 11:19 23:42 | 12.05m 11.69m |
| Low | 04:25 16:46 | 1.93m 1.86m | Low | 04:56 17:18 | 2.05m 1.97m | Low | 05:28 17:52 | 2.17m 2.12m |
