St Mary's Sound wave buoy daily averages for May 2023 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
0.6 — 9.8 ft
Average Wave period
5 secs
3 — 7 secs
Average Wave Direction
WNW
Average Water temperature
12 °C
11.1 — 14.8 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 4 | 4 | ESE | 13.7 | |
| 5 | 5 | ESE | 13.9 | |
| 4 | 4 | ESE | 14.4 | |
| 2 | 3 | E | 13.8 | |
| 3 | 5 | ESE | 13.5 | |
| 3 | 4 | ENE | 13.6 | |
| 2 | 4 | N | 13.2 | |
| 2 | 4 | NNW | 12.8 | |
| 2 | 4 | NNE | 12.9 | |
| 2 | 4 | N | 12.7 | |
| 2 | 5 | WNW | 12.5 | |
| 2 | 5 | NW | 12.6 | |
| 2 | 5 | NNW | 12.2 | |
| 1 | 5 | SW | 12.3 | |
| 1 | 4 | W | 12.4 | |
| 2 | 5 | NW | 12.3 | |
| 2 | 4 | NNW | 12.1 | |
| 2 | 6 | NNW | 12.1 | |
| 2 | 5 | N | 12.1 | |
| 2 | 5 | WNW | 11.9 | |
| 3 | 5 | NW | 11.7 | |
| 4 | 5 | W | 11.7 | |
| 3 | 5 | WSW | 11.6 | |
| 4 | 5 | SW | 11.6 | |
| 3 | 5 | SW | 11.6 | |
| 4 | 6 | SSW | 11.5 | |
| 4 | 5 | SSW | 11.4 | |
| 5 | 5 | SE | 11.3 | |
| 6 | 5 | ESE | 11.4 | |
| 2 | 5 | SW | 11.4 | |
| 2 | 5 | WSW | 11.3 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.