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
14-06-2025 14:402.330.07
 Next HWNext LW
19:20, 6.97 01:39, 1.54
Date Highest 2025 Date Lowest 2025
31-03 8.34m 30-03 -0.05m
Time (GMT)ElevationResidual
14-06-2025 14:402.330.07
14-06-2025 14:302.190.07
14-06-2025 14:202.050.06
14-06-2025 14:101.920.04
14-06-2025 14:001.850.07
14-06-2025 13:501.770.06
14-06-2025 13:401.70.04
14-06-2025 13:301.660.05
14-06-2025 13:201.620.03
14-06-2025 13:101.620.02
14-06-2025 13:001.650.03
14-06-2025 12:501.660.01
14-06-2025 12:401.720.02
14-06-2025 12:301.75-0.01
14-06-2025 12:201.84-0.01
14-06-2025 12:101.94-0.01
14-06-2025 12:002.04-0.02
14-06-2025 11:502.19-0
14-06-2025 11:402.33-0
14-06-2025 11:302.490
14-06-2025 11:202.64-0.01
14-06-2025 11:102.81-0.01
14-06-2025 11:003.030.02
14-06-2025 10:503.19-0.02
14-06-2025 10:403.38-0.02
14-06-2025 10:303.59-0.01
14-06-2025 10:203.8-0.02
14-06-2025 10:104.040.01
14-06-2025 10:004.270.03
14-06-2025 09:504.460.01
14-06-2025 09:404.670.01
14-06-2025 09:304.910.04
14-06-2025 09:205.090.01
14-06-2025 09:105.30.02
14-06-2025 09:005.510.03
14-06-2025 08:505.690.02
14-06-2025 08:405.880.04
14-06-2025 08:306.050.04
14-06-2025 08:206.20.05
14-06-2025 08:106.350.06
14-06-2025 08:006.460.04
14-06-2025 07:506.590.06
14-06-2025 07:406.690.07
14-06-2025 07:306.770.08
14-06-2025 07:206.820.08
14-06-2025 07:106.860.1
14-06-2025 07:006.890.11
14-06-2025 06:506.850.09
14-06-2025 06:406.860.13
14-06-2025 06:306.80.13
14-06-2025 06:206.720.13
14-06-2025 06:106.620.12
14-06-2025 06:006.490.11
14-06-2025 05:506.380.13
14-06-2025 05:406.240.14
14-06-2025 05:306.070.13
14-06-2025 05:205.890.13
14-06-2025 05:105.70.13
14-06-2025 05:005.510.13
14-06-2025 04:505.310.15
14-06-2025 04:405.060.12
14-06-2025 04:304.860.13
14-06-2025 04:204.630.13
14-06-2025 04:104.40.13
14-06-2025 04:004.210.17
14-06-2025 03:503.980.16
14-06-2025 03:403.710.12
14-06-2025 03:303.50.13
14-06-2025 03:203.330.18
14-06-2025 03:103.110.16
14-06-2025 03:002.920.17
14-06-2025 02:502.720.16
14-06-2025 02:402.520.14
14-06-2025 02:302.340.12
14-06-2025 02:202.160.09
14-06-2025 02:102.050.12
14-06-2025 02:001.90.1
14-06-2025 01:501.80.1
14-06-2025 01:401.710.09
14-06-2025 01:301.60.05
14-06-2025 01:201.560.06
14-06-2025 01:101.540.07
14-06-2025 01:001.480.01
14-06-2025 00:501.480.01
14-06-2025 00:401.540.04
14-06-2025 00:301.570.03
14-06-2025 00:201.640.03
14-06-2025 00:101.720.03
14-06-2025 00:001.810.02
13-06-2025 23:501.9-0
13-06-2025 23:402.03-0.01
13-06-2025 23:302.180
13-06-2025 23:202.29-0.05
13-06-2025 23:102.46-0.05
13-06-2025 23:002.64-0.06
13-06-2025 22:502.86-0.02
13-06-2025 22:403.07-0.01
13-06-2025 22:303.25-0.04
13-06-2025 22:203.47-0.04
13-06-2025 22:103.65-0.08
13-06-2025 22:003.9-0.05
13-06-2025 21:504.14-0.04
13-06-2025 21:404.36-0.04
13-06-2025 21:304.58-0.04
13-06-2025 21:204.84-0.02
13-06-2025 21:105-0.08
13-06-2025 21:005.26-0.03
13-06-2025 20:505.48-0.02
13-06-2025 20:405.69-0.02
13-06-2025 20:305.88-0.03
13-06-2025 20:206.08-0
13-06-2025 20:106.24-0.01
13-06-2025 20:006.430.01
13-06-2025 19:506.52-0.04
13-06-2025 19:406.710.03
13-06-2025 19:306.79-0.01
13-06-2025 19:206.930.04
13-06-2025 19:106.990.03
13-06-2025 19:007.080.08
13-06-2025 18:507.10.06
13-06-2025 18:407.110.07
13-06-2025 18:307.10.08
13-06-2025 18:207.060.07
13-06-2025 18:107.040.11
13-06-2025 18:006.940.09
13-06-2025 17:506.870.12
13-06-2025 17:406.740.11
13-06-2025 17:306.60.11
13-06-2025 17:206.450.11
13-06-2025 17:106.280.11
13-06-2025 17:006.10.12
13-06-2025 16:505.870.08
13-06-2025 16:405.710.13
13-06-2025 16:305.530.17
13-06-2025 16:205.280.14
13-06-2025 16:105.030.12
13-06-2025 16:004.780.1
13-06-2025 15:504.570.13
13-06-2025 15:404.350.15
13-06-2025 15:304.120.16
13-06-2025 15:203.90.16
13-06-2025 15:103.60.09
13-06-2025 15:003.360.07
13-06-2025 14:503.190.12
13-06-2025 14:403.030.16
13-06-2025 14:302.770.1
13-06-2025 14:202.540.06
13-06-2025 14:102.320.01
13-06-2025 14:002.240.09
13-06-2025 13:502.10.08
13-06-2025 13:402.010.13
13-06-2025 13:301.820.04
13-06-2025 13:201.720.03
13-06-2025 13:101.630.01
13-06-2025 13:001.630.06
13-06-2025 12:501.590.06
13-06-2025 12:401.530.02
13-06-2025 12:301.530.01
13-06-2025 12:201.53-0.01
13-06-2025 12:101.53-0.05
13-06-2025 12:001.650.01
13-06-2025 11:501.71-0.01
13-06-2025 11:401.77-0.04
13-06-2025 11:301.83-0.08
13-06-2025 11:201.93-0.11
13-06-2025 11:102.12-0.06
13-06-2025 11:002.31-0.02
13-06-2025 10:502.43-0.06
13-06-2025 10:402.62-0.04
13-06-2025 10:302.78-0.08
13-06-2025 10:203.01-0.03
13-06-2025 10:103.21-0.03
13-06-2025 10:003.4-0.05
13-06-2025 09:503.61-0.06
13-06-2025 09:403.82-0.06
13-06-2025 09:304.01-0.09
13-06-2025 09:204.27-0.05
13-06-2025 09:104.52-0.02
13-06-2025 09:004.7-0.06
13-06-2025 08:504.92-0.05
13-06-2025 08:405.14-0.03
13-06-2025 08:305.33-0.05
13-06-2025 08:205.54-0.03
13-06-2025 08:105.72-0.04
13-06-2025 08:005.87-0.07
13-06-2025 07:506.05-0.05
13-06-2025 07:406.2-0.05
13-06-2025 07:306.35-0.04
13-06-2025 07:206.45-0.06
13-06-2025 07:106.59-0.02
13-06-2025 07:006.70.01
13-06-2025 06:506.780.02
13-06-2025 06:406.830.02
13-06-2025 06:306.850.02
13-06-2025 06:206.82-0.01
13-06-2025 06:106.870.05
13-06-2025 06:006.810.04
13-06-2025 05:506.810.09
13-06-2025 05:406.690.06
13-06-2025 05:306.610.08
13-06-2025 05:206.50.09
13-06-2025 05:106.340.07
13-06-2025 05:006.190.07
13-06-2025 04:506.030.08
13-06-2025 04:405.850.09
13-06-2025 04:305.660.1
13-06-2025 04:205.480.13
13-06-2025 04:105.240.09
13-06-2025 04:005.060.14
13-06-2025 03:504.820.12
13-06-2025 03:404.630.16
13-06-2025 03:304.420.19
13-06-2025 03:204.180.18
13-06-2025 03:103.970.2
13-06-2025 03:003.70.16
13-06-2025 02:503.490.17
13-06-2025 02:403.280.18
13-06-2025 02:303.10.21
13-06-2025 02:202.910.21
13-06-2025 02:102.690.19
13-06-2025 02:002.490.17
13-06-2025 01:502.360.2
13-06-2025 01:402.150.15
13-06-2025 01:302.090.22
13-06-2025 01:201.970.22
13-06-2025 01:101.870.22
13-06-2025 01:001.760.19
13-06-2025 00:501.70.19
13-06-2025 00:401.660.2
13-06-2025 00:301.620.19
13-06-2025 00:201.590.16
13-06-2025 00:101.620.18
13-06-2025 00:001.660.18
12-06-2025 23:501.660.13
12-06-2025 23:401.710.11
12-06-2025 23:301.830.14
12-06-2025 23:201.870.08
12-06-2025 23:102.030.12
12-06-2025 23:002.140.1
12-06-2025 22:502.280.08
12-06-2025 22:402.480.12
12-06-2025 22:302.620.08
12-06-2025 22:202.780.05
12-06-2025 22:102.990.07
12-06-2025 22:003.190.06
12-06-2025 21:503.360.02
12-06-2025 21:403.60.04
12-06-2025 21:303.810.02
12-06-2025 21:204.070.06
12-06-2025 21:104.310.07
12-06-2025 21:004.520.04
12-06-2025 20:504.710.01
12-06-2025 20:404.91-0.02
12-06-2025 20:305.160.01
12-06-2025 20:205.390.02
12-06-2025 20:105.60.03
12-06-2025 20:005.77-0.01
12-06-2025 19:5060.03
12-06-2025 19:406.160
12-06-2025 19:306.370.05
12-06-2025 19:206.530.05
12-06-2025 19:106.690.07
12-06-2025 19:006.840.1
12-06-2025 18:506.940.09
12-06-2025 18:407.020.1
12-06-2025 18:307.10.11
12-06-2025 18:207.120.09
12-06-2025 18:107.120.06
12-06-2025 18:007.170.11
12-06-2025 17:507.140.1
12-06-2025 17:407.10.11
12-06-2025 17:307.060.14
12-06-2025 17:206.980.15
12-06-2025 17:106.890.16
12-06-2025 17:006.760.16
12-06-2025 16:506.610.16
12-06-2025 16:406.440.14
12-06-2025 16:306.250.13
12-06-2025 16:206.060.13
12-06-2025 16:105.860.13
12-06-2025 16:005.660.15
12-06-2025 15:505.460.18
12-06-2025 15:405.190.13
12-06-2025 15:3050.17
12-06-2025 15:204.750.16
12-06-2025 15:104.530.18
12-06-2025 15:004.310.2
12-06-2025 14:504.040.16
12-06-2025 14:403.780.14
12-06-2025 14:303.570.16
12-06-2025 14:203.360.17
12-06-2025 14:103.150.17