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


Live water level data (OD) (GMT) (updated every 5 seconds)

This one-second stream of data to the website is experimental and is being developed in conjunction with Fugro GB Marine Ltd

Latest Wave Data
Date/Time (GMT)24-03-2023 22:30
Wave Height (m)1.15
Max Wave Height (m)1.5
Tpeak (s)20
Tz (s)11.5
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-
Latest Tide data
Date/Time (GMT)24-03-2023 23:00
Tide height (m)3.26
Latest Meteorological data
Date/Time (GMT)24-03-2023 22:50
Air Pressure (mb)993.1
Wind Speed (knots)9.8
Wind Speed (ms-1)4.9
Gust Speed (knots)22.2
Gust Speed (ms-1)11.1
Wind direction (°)270
Air Temperature (°C)8.7
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)80.3