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 |
|---|---|---|
| 10-04-2026 09:20 | 5.13 | -0.06 |
| Next HW | Next LW |
|---|---|
| 10:16, 5.34 | 16:34, 3.08 |
| Date | Highest 2026 | Date | Lowest 2026 |
|---|---|---|---|
| 03-02 | 8.22m | 21-03 | 0.31m |
Port Isaac Predicted Tide Table (Chart Datum)
| 10-04-2026 | 11-04-2026 | 12-04-2026 | ||||||
|---|---|---|---|---|---|---|---|---|
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 10:16 23:01 | 5.34m 5.38m | High | 11:44 | 5.14m | High | 00:39 13:25 | 5.41m 5.35m |
| Low | 04:08 16:34 | 2.84m 3.08m | Low | 05:34 18:18 | 3.03m 3.16m | Low | 07:09 19:48 | 2.87m 2.83m |
| 13-04-2026 | 14-04-2026 | 15-04-2026 | ||||||
| Time (GMT) | Height | Time (GMT) | Height | Time (GMT) | Height | |||
| High | 01:59 14:32 | 5.80m 5.86m | High | 02:54 15:20 | 6.35m 6.46m | High | 03:38 16:01 | 6.93m 7.05m |
| Low | 08:20 20:49 | 2.42m 2.30m | Low | 09:13 21:36 | 1.85m 1.71m | Low | 09:57 22:18 | 1.29m 1.17m |
