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) | 05-10-2026 20:30 |
| Latitude | 49.89269 |
| Longitude | -6.31330 |
| Wave Height (m) | 0.42 |
| Max Wave Height (m) | - |
| Tpeak (s) | 11.1 |
| Tz (s) | 5.1 |
| Peak Direction (degrees) | 308 |
| Spread (degrees) | 67 |
| Sea Temp (°C) | 15.8 |
| Energy Period (s) | - |
| Wave Power (kW/m) | - |
