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.

St Mary's Sound

  

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 Marine Ltd

Latest Wave Data
Date/Time (GMT)03-12-2023 12:00
Latitude49.89156
Longitude-6.31413
Wave Height (m)1.72
Max Wave Height (m)2.44
Tpeak (s)7.1
Tz (s)5.1
Peak Direction (degrees)211
Spread (degrees)28
Sea Temp (°C)12.1
Energy Period (s)5.9
Wave Power (kW/m)8.51