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.

Perranporth

  

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)08-10-2026 10:00
Latitude50.35269
Longitude-5.17458
Wave Height (m)1.54
Max Wave Height (m)2.57
Tpeak (s)7.7
Tz (s)5.1
Peak Direction (degrees)293
Spread (degrees)25
Sea Temp (°C)17.5
Energy Period (s)7
Wave Power (kW/m)8.14

Latest Met Data

Latest Met data
Time (GMT)08-10-2026 10:30
Air Pressure (mb)1020.3
Wind Speed (knots)16.4
Wind Speed (ms-1)8.4
Gust Speed (knots)20.8
Gust Speed (ms-1)10.7
Wind direction (°)300
Air Temperature (°C)13.2
Rainfall (mm)0
Erythemal Radiation (W/m2)-
UV Index-
Relative Humidity (%)68