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

 

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Latest Tide Data (Predicted Tide Table)

Time (GMT)ElevationResidual
25-06-2025 01:403.950.05
 Next HWNext LW
04:49, 7.29 11:09, 1.11
Date Highest 2025 Date Lowest 2025
31-03 8.34m 30-03 -0.05m
Time (GMT)ElevationResidual
25-06-2025 01:403.950.05
25-06-2025 01:303.70.06
25-06-2025 01:203.460.07
25-06-2025 01:103.220.08
25-06-2025 01:002.950.05
25-06-2025 00:502.710.04
25-06-2025 00:402.480.04
25-06-2025 00:302.280.04
25-06-2025 00:202.120.07
25-06-2025 00:101.930.06
25-06-2025 00:001.750.05
24-06-2025 23:501.630.07
24-06-2025 23:401.510.07
24-06-2025 23:301.390.06
24-06-2025 23:201.340.1
24-06-2025 23:101.270.09
24-06-2025 23:001.190.05
24-06-2025 22:501.180.06
24-06-2025 22:401.160.04
24-06-2025 22:301.180.04
24-06-2025 22:201.220.04
24-06-2025 22:101.280.03
24-06-2025 22:001.360.03
24-06-2025 21:501.450.02
24-06-2025 21:401.55-0
24-06-2025 21:301.68-0.01
24-06-2025 21:201.840.01
24-06-2025 21:102.010.01
24-06-2025 21:002.18-0
24-06-2025 20:502.34-0.03
24-06-2025 20:402.55-0.02
24-06-2025 20:302.75-0.02
24-06-2025 20:202.98-0.01
24-06-2025 20:103.18-0.03
24-06-2025 20:003.4-0.04
24-06-2025 19:503.63-0.04
24-06-2025 19:403.86-0.05
24-06-2025 19:304.11-0.03
24-06-2025 19:204.36-0.03
24-06-2025 19:104.61-0.02
24-06-2025 19:004.83-0.03
24-06-2025 18:505.04-0.06
24-06-2025 18:405.31-0.02
24-06-2025 18:305.52-0.03
24-06-2025 18:205.74-0.04
24-06-2025 18:105.93-0.06
24-06-2025 18:006.13-0.05
24-06-2025 17:506.32-0.05
24-06-2025 17:406.52-0.03
24-06-2025 17:306.66-0.04
24-06-2025 17:206.79-0.05
24-06-2025 17:106.95-0.02
24-06-2025 17:007.06-0.01
24-06-2025 16:507.14-0.01
24-06-2025 16:407.21-0
24-06-2025 16:307.24-0.01
24-06-2025 16:207.26-0.01
24-06-2025 16:107.25-0
24-06-2025 16:007.230.01
24-06-2025 15:507.180.02
24-06-2025 15:407.090.01
24-06-2025 15:3070.02
24-06-2025 15:206.890.03
24-06-2025 15:106.750.04
24-06-2025 15:006.60.05
24-06-2025 14:506.410.04
24-06-2025 14:406.210.04
24-06-2025 14:3060.04
24-06-2025 14:205.780.04
24-06-2025 14:105.580.07
24-06-2025 14:005.340.08
24-06-2025 13:505.070.06
24-06-2025 13:404.820.06
24-06-2025 13:304.560.06
24-06-2025 13:204.340.09
24-06-2025 13:104.080.09
24-06-2025 13:003.810.08
24-06-2025 12:503.560.07
24-06-2025 12:403.320.08
24-06-2025 12:303.10.09
24-06-2025 12:202.850.07
24-06-2025 12:102.610.05
24-06-2025 12:002.430.07
24-06-2025 11:502.260.09
24-06-2025 11:402.040.05
24-06-2025 11:301.890.06
24-06-2025 11:201.740.05
24-06-2025 11:101.620.05
24-06-2025 11:001.520.06
24-06-2025 10:501.430.06
24-06-2025 10:401.370.06
24-06-2025 10:301.330.06
24-06-2025 10:201.30.05
24-06-2025 10:101.30.05
24-06-2025 10:001.330.06
24-06-2025 09:501.350.04
24-06-2025 09:401.40.03
24-06-2025 09:301.50.05
24-06-2025 09:201.570.02
24-06-2025 09:101.690.04
24-06-2025 09:001.830.04
24-06-2025 08:501.980.05
24-06-2025 08:402.140.05
24-06-2025 08:302.320.06
24-06-2025 08:202.50.06
24-06-2025 08:102.670.04
24-06-2025 08:002.90.07
24-06-2025 07:503.090.05
24-06-2025 07:403.290.03
24-06-2025 07:303.520.05
24-06-2025 07:203.720.02
24-06-2025 07:103.950.01
24-06-2025 07:004.210.04
24-06-2025 06:504.430.02
24-06-2025 06:404.680.04
24-06-2025 06:304.890.02
24-06-2025 06:205.120.02
24-06-2025 06:105.330
24-06-2025 06:005.560.02
24-06-2025 05:505.760.01
24-06-2025 05:405.970.02
24-06-2025 05:306.13-0.01
24-06-2025 05:206.320
24-06-2025 05:106.50.02
24-06-2025 05:006.650.02
24-06-2025 04:506.770.01
24-06-2025 04:406.90.02
24-06-2025 04:306.990.02
24-06-2025 04:207.050.01
24-06-2025 04:107.130.04
24-06-2025 04:007.150.03
24-06-2025 03:507.150.02
24-06-2025 03:407.150.04
24-06-2025 03:307.110.04
24-06-2025 03:207.060.06
24-06-2025 03:106.990.07
24-06-2025 03:006.880.06
24-06-2025 02:506.780.09
24-06-2025 02:406.610.06
24-06-2025 02:306.440.06
24-06-2025 02:206.250.06
24-06-2025 02:106.080.08
24-06-2025 02:005.860.06
24-06-2025 01:505.640.07
24-06-2025 01:405.40.06
24-06-2025 01:305.140.03
24-06-2025 01:204.940.07
24-06-2025 01:104.690.07
24-06-2025 01:004.440.06
24-06-2025 00:504.210.08
24-06-2025 00:403.970.08
24-06-2025 00:303.710.07
24-06-2025 00:203.450.05
24-06-2025 00:103.240.06
24-06-2025 00:003.030.08
23-06-2025 23:502.790.05
23-06-2025 23:402.580.04
23-06-2025 23:302.410.06
23-06-2025 23:202.230.06
23-06-2025 23:102.060.05
23-06-2025 23:001.920.06
23-06-2025 22:501.780.05
23-06-2025 22:401.670.05
23-06-2025 22:301.590.07
23-06-2025 22:201.490.04
23-06-2025 22:101.430.03
23-06-2025 22:001.430.07
23-06-2025 21:501.40.05
23-06-2025 21:401.380.02
23-06-2025 21:301.430.05
23-06-2025 21:201.440.01
23-06-2025 21:101.510.02
23-06-2025 21:001.570
23-06-2025 20:501.680.02
23-06-2025 20:401.80.02
23-06-2025 20:301.930.02
23-06-2025 20:202.03-0.02
23-06-2025 20:102.20.01
23-06-2025 20:002.380.03
23-06-2025 19:502.570.04
23-06-2025 19:402.740.02
23-06-2025 19:302.940.03
23-06-2025 19:203.11-0
23-06-2025 19:103.31-0.01
23-06-2025 19:003.5-0.02
23-06-2025 18:503.71-0.03
23-06-2025 18:403.94-0.02
23-06-2025 18:304.17-0.01
23-06-2025 18:204.40
23-06-2025 18:104.62-0.01
23-06-2025 18:004.8-0.05
23-06-2025 17:505.02-0.04
23-06-2025 17:405.22-0.05
23-06-2025 17:305.45-0.02
23-06-2025 17:205.67-0.01
23-06-2025 17:105.84-0.03
23-06-2025 17:006-0.05
23-06-2025 16:506.14-0.07
23-06-2025 16:406.29-0.08
23-06-2025 16:306.46-0.05
23-06-2025 16:206.53-0.11
23-06-2025 16:106.64-0.1
23-06-2025 16:006.77-0.06
23-06-2025 15:506.83-0.07
23-06-2025 15:406.88-0.07
23-06-2025 15:306.9-0.07
23-06-2025 15:206.95-0.03
23-06-2025 15:106.92-0.04
23-06-2025 15:006.86-0.06
23-06-2025 14:506.8-0.06
23-06-2025 14:406.73-0.06
23-06-2025 14:306.65-0.04
23-06-2025 14:206.55-0.02
23-06-2025 14:106.39-0.04
23-06-2025 14:006.21-0.07
23-06-2025 13:506.03-0.08
23-06-2025 13:405.88-0.05
23-06-2025 13:305.66-0.07
23-06-2025 13:205.5-0.03
23-06-2025 13:105.27-0.04
23-06-2025 13:005.05-0.04
23-06-2025 12:504.82-0.04
23-06-2025 12:404.62-0.01
23-06-2025 12:304.40.01
23-06-2025 12:204.180.03
23-06-2025 12:103.89-0.03
23-06-2025 12:003.690.01
23-06-2025 11:503.490.03
23-06-2025 11:403.270.03
23-06-2025 11:303.070.04
23-06-2025 11:202.860.05
23-06-2025 11:102.640.02
23-06-2025 11:002.510.08
23-06-2025 10:502.310.05
23-06-2025 10:402.130.03
23-06-2025 10:301.990.03
23-06-2025 10:201.870.04
23-06-2025 10:101.770.05
23-06-2025 10:001.70.07
23-06-2025 09:501.60.05
23-06-2025 09:401.570.07
23-06-2025 09:301.520.06
23-06-2025 09:201.510.06
23-06-2025 09:101.50.05
23-06-2025 09:001.50.03
23-06-2025 08:501.530.03
23-06-2025 08:401.590.03
23-06-2025 08:301.670.03
23-06-2025 08:201.750.02
23-06-2025 08:101.870.04
23-06-2025 08:002.010.06
23-06-2025 07:502.120.04
23-06-2025 07:402.250.02
23-06-2025 07:302.440.05
23-06-2025 07:202.590.04
23-06-2025 07:102.790.06
23-06-2025 07:002.960.05
23-06-2025 06:503.150.04
23-06-2025 06:403.31-0
23-06-2025 06:303.49-0.02
23-06-2025 06:203.69-0.03
23-06-2025 06:103.91-0.03
23-06-2025 06:004.15-0.01
23-06-2025 05:504.380
23-06-2025 05:404.59-0.01
23-06-2025 05:304.78-0.03
23-06-2025 05:204.98-0.04
23-06-2025 05:105.18-0.06
23-06-2025 05:005.36-0.07
23-06-2025 04:505.6-0.04
23-06-2025 04:405.78-0.04
23-06-2025 04:305.93-0.07
23-06-2025 04:206.09-0.07
23-06-2025 04:106.24-0.07
23-06-2025 04:006.39-0.06
23-06-2025 03:506.5-0.07
23-06-2025 03:406.62-0.06
23-06-2025 03:306.72-0.04
23-06-2025 03:206.78-0.05
23-06-2025 03:106.86-0.02
23-06-2025 03:006.87-0.04
23-06-2025 02:506.9-0.02
23-06-2025 02:406.910.01
23-06-2025 02:306.870
23-06-2025 02:206.810.01
23-06-2025 02:106.740.01
23-06-2025 02:006.62-0.01
23-06-2025 01:506.52-0
23-06-2025 01:406.40.02
23-06-2025 01:306.250.02
23-06-2025 01:206.10.03
23-06-2025 01:105.940.05