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.

Porthleven

  

Live wave 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
Date/Time (GMT)18-06-2024 11:30
Latitude50.06210
Longitude-5.30749
Wave Height (m)0.36
Max Wave Height (m)0.53
Tpeak (s)7.1
Tz (s)2.8
Peak Direction (degrees)208
Spread (degrees)52
Sea Temp (°C)14.3
Energy Period (s)4.9
Wave Power (kW/m)0.31