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

Latest Waves Data

Time (GMT)LatitudeLongitudeWave Height (m)Max Wave Height (m)Tpeak (s)Tz (s)Peak Direction (degrees)Spread (degrees)Sea Temp (°C)
18-01-2021 01:0049.89210-6.314330.851.3110.55.82263610.3
Date Highest Hs 2021 Storm alert threshold
(0.25 yr Return Period)
16-01 2.3m 4.36m
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