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 Harmonics

 


Latest Tide Data (Predicted Tide Table)

Time (GMT)ElevationResidual
13-02-2025 19:007.150.07
 Next HWNext LW
06:31, 7.57 00:30, 0.95
Date Highest 2025 Date Lowest 2025
01-02 7.91m 01-02 0.57m

Port Isaac Predicted Tide Table (Chart Datum)

13-02-202514-02-202515-02-2025
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High05:58
18:17
7.49m
7.32m
High06:31
18:48
7.57m
7.34m
High07:01
19:17
7.51m
7.25m
Low12:21
0.94m
Low00:30
12:52
0.96m
0.93m
Low00:59
13:19
0.97m
1.03m
16-02-202517-02-202518-02-2025
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High07:30
19:46
7.35m
7.06m
High07:59
20:14
7.11m
6.80m
High08:28
20:45
6.79m
6.48m
Low01:26
13:45
1.08m
1.20m
Low01:53
14:11
1.28m
1.45m
Low02:20
14:38
1.55m
1.75m