St Mary's Sound wave buoy daily averages for Apr 2024 last observation shown oldest observation available Monthly averages for
Average Wave Height
5 ft
0.9 — 16.5 ft
Average Wave period
5 secs
3 — 9 secs
Average Wave Direction
WSW
Average Water temperature
11 °C
10.3 — 12.4 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 7 | 5 | SSW | 11.6 | |
| 6 | 5 | SW | 11.6 | |
| 2 | 4 | N | 11.6 | |
| 2 | 5 | NNW | 11.6 | |
| 3 | 5 | WNW | 11.5 | |
| 1 | 5 | SW | 11.5 | |
| 1 | 4 | WNW | 11.5 | |
| 1 | 4 | ENE | 11.5 | |
| 2 | 4 | ESE | 11.4 | |
| 2 | 4 | ESE | 11.5 | |
| 2 | 4 | E | 11.4 | |
| 1 | 4 | WNW | 11.3 | |
| 2 | 4 | NW | 11.5 | |
| 2 | 4 | NW | 11.4 | |
| 3 | 5 | NW | 11.4 | |
| 4 | 5 | WNW | 11.4 | |
| 3 | 5 | W | 11.4 | |
| 3 | 5 | W | 11.4 | |
| 4 | 5 | WSW | 11.4 | |
| 5 | 5 | SW | 11.3 | |
| 5 | 5 | SSW | 11.3 | |
| 5 | 5 | WSW | 11.2 | |
| 9 | 6 | SSW | 11.3 | |
| 11 | 7 | SSW | 11.3 | |
| 13 | 7 | SSW | 11.3 | |
| 11 | 7 | SSW | 11.1 | |
| 9 | 6 | SSW | 11.0 | |
| 8 | 7 | SSW | 11.0 | |
| 8 | 6 | SSW | 10.9 | |
| 5 | 5 | SSW | 10.9 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.