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.
Port Isaac
Tide Levels and HarmonicsLatest Tide Data (Predicted Tide Table)
| Time (GMT) | Elevation | Residual |
|---|---|---|
| 14-03-2026 08:00 | 2.93 | -0.02 |
| Next HW | Next LW |
|---|---|
| 14:22, 5.32 | 20:40, 2.82 |
| Date | Highest 2026 | Date | Lowest 2026 |
|---|---|---|---|
| 03-02 | 8.22m | 20-02 | 0.5m |
Port Isaac Predicted Tide Table (Chart Datum)
| 14-03-2026 | 15-03-2026 | 16-03-2026 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 01:37 14:22 | 5.32m 5.32m | High | 02:51 15:20 | 5.80m 5.87m | High | 03:39 16:02 | 6.37m 6.45m |
| Low | 08:02 20:40 | 2.95m 2.82m | Low | 09:08 21:33 | 2.44m 2.26m | Low | 09:55 22:15 | 1.86m 1.68m |
| 17-03-2026 | 18-03-2026 | 19-03-2026 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 04:18 16:38 | 6.94m 7.00m | High | 04:54 17:13 | 7.44m 7.46m | High | 05:30 17:47 | 7.82m 7.77m |
| Low | 10:35 22:53 | 1.30m 1.16m | Low | 11:12 23:29 | 0.83m 0.75m | Low | 11:47 | 0.50m |
