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 |
|---|---|---|
| 14-06-2025 22:40 | 3.84 | -0.08 |
| Next HW | Next LW |
|---|---|
| 07:40, 6.67 | 01:39, 1.54 |
| Date | Highest 2025 | Date | Lowest 2025 |
|---|---|---|---|
| 31-03 | 8.34m | 30-03 | -0.05m |
Port Isaac Predicted Tide Table (Chart Datum)
| 14-06-2025 | 15-06-2025 | 16-06-2025 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 07:01 19:20 | 6.77m 6.97m | High | 07:40 20:01 | 6.67m 6.85m | High | 08:23 20:46 | 6.53m 6.71m |
| Low | 01:00 13:14 | 1.46m 1.59m | Low | 01:39 13:53 | 1.55m 1.72m | Low | 02:21 14:35 | 1.66m 1.86m |
| 17-06-2025 | 18-06-2025 | 19-06-2025 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 09:09 21:36 | 6.39m 6.59m | High | 10:02 22:33 | 6.27m 6.50m | High | 11:02 23:35 | 6.21m 6.47m |
| Low | 03:06 15:23 | 1.78m 2.00m | Low | 03:57 16:18 | 1.88m 2.10m | Low | 04:55 17:22 | 1.93m 2.13m |
