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 |
|---|---|---|
| 07-09-2026 15:50 | 5.46 | -0.04 |
| Next HW | Next LW |
|---|---|
| 02:47, 6.29 | 20:40, 2.17 |
| Date | Highest 2026 | Date | Lowest 2026 |
|---|---|---|---|
| 03-02 | 8.22m | 19-04 | 0.29m |
Port Isaac Predicted Tide Table (Chart Datum)
| 07-09-2026 | 08-09-2026 | 09-09-2026 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 01:22 14:03 | 5.83m 6.18m | High | 02:47 15:14 | 6.29m 6.78m | High | 03:46 16:07 | 6.89m 7.40m |
| Low | 07:52 20:40 | 2.57m 2.17m | Low | 09:07 21:44 | 2.05m 1.57m | Low | 10:03 22:34 | 1.46m 1.03m |
| 10-09-2026 | 11-09-2026 | 12-09-2026 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 04:33 16:51 | 7.42m 7.86m | High | 05:14 17:30 | 7.78m 8.11m | High | 05:51 18:07 | 7.93m 8.14m |
| Low | 10:49 23:17 | 0.97m 0.67m | Low | 11:30 23:55 | 0.67m 0.52m | Low | 12:06 | 0.57m |
