National Network of Regional Coastal Monitoring Programmes

« Return to map for other wave, tide and met stations.

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

  

Live water level data (OD) Data (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 Limited

Latest Wave Data

Latest Wave Data
Time (GMT)16-05-2026 11:30
Latitude-
Longitude-
Wave Height (m)0.15
Max Wave Height (m)0.5
Tpeak (s)2.5
Tz (s)2.1
Peak Direction (degrees)-
Spread (degrees)-
Sea Temp (°C)-
Energy Period (s)-
Wave Power (kW/m)-

Latest Tide Data

Latest Tide data
Time (GMT)16-05-2026 12:00
Elevation1.49
Residual0.15
Next HW16:51, 7.74
Next LW23:12, 0.67
Highest Date03-02-2026
Highest Value8.22m
Lowest Date19-04-2026
Lowest Value0.29m

Latest Met Data

Latest Met data
Time (GMT)16-05-2026 12:00
Air Pressure (mb)1000.1
Wind Speed (knots)7.8
Wind Speed (ms-1)4
Gust Speed (knots)17.7
Gust Speed (ms-1)9.1
Wind direction (°)280
Air Temperature (°C)11.9
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)84.7