St Mary's Sound wave buoy daily averages for Jun 2025 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
1 — 9.3 ft
Average Wave period
5 secs
3 — 7 secs
Average Wave Direction
WSW
Average Water temperature
15 °C
13.5 — 16.6 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 2 | 5 | WNW | 15.1 | |
| 3 | 6 | WNW | 15.4 | |
| 3 | 5 | WSW | 15.2 | |
| 3 | 5 | SW | 14.9 | |
| 3 | 5 | WSW | 14.8 | |
| 2 | 5 | WNW | 15.1 | |
| 3 | 5 | W | 15.1 | |
| 3 | 5 | WSW | 15.2 | |
| 3 | 4 | SW | 14.7 | |
| 1 | 5 | SSW | 14.9 | |
| 2 | 4 | ESE | 15.2 | |
| 3 | 4 | SE | 15.6 | |
| 1 | 5 | WNW | 14.9 | |
| 1 | 5 | NW | 14.5 | |
| 1 | 5 | W | 14.7 | |
| 2 | 5 | WSW | 14.3 | |
| 3 | 5 | SW | 14.2 | |
| 6 | 5 | SSW | 14.0 | |
| 4 | 4 | SSE | 14.1 | |
| 3 | 4 | ESE | 14.3 | |
| 2 | 4 | WNW | 14.0 | |
| 2 | 4 | W | 14.0 | |
| 3 | 5 | W | 14.2 | |
| 4 | 5 | SW | 14.0 | |
| 4 | 5 | SW | 14.1 | |
| 3 | 5 | SW | 13.9 | |
| 3 | 5 | WSW | 14.0 | |
| 5 | 5 | WSW | 13.8 | |
| 3 | 5 | WNW | 14.1 | |
| 3 | 5 | WNW | 13.7 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.