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
Latest Wave Data
| Latest Wave Data | |
|---|---|
| Time (GMT) | 14-04-2026 14:00 |
| Latitude | 49.89284 |
| Longitude | -6.31160 |
| Wave Height (m) | 1.39 |
| Max Wave Height (m) | 1.96 |
| Tpeak (s) | 6.3 |
| Tz (s) | 4.6 |
| Peak Direction (degrees) | 181 |
| Spread (degrees) | 47 |
| Sea Temp (°C) | 11.2 |
| Energy Period (s) | 5.7 |
| Wave Power (kW/m) | 5.45 |
