St Mary's Sound wave
buoy daily averages for May 2025 last observation shown
oldest observation available
Monthly averages for
Average Wave Height
3 ft
1.1 — 7.3 ft
Average Wave period
4 secs
3 — 6 secs
Average Wave Direction
SSE
Average Water temperature
13 °C
12 — 15.6 °C
Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
---|---|---|---|---|
2.4 | 4.5 | WSW | 13.8 | |
2.7 | 4.8 | WNW | 13.8 | |
3.6 | 4.4 | WSW | 13.7 | |
3.6 | 5.2 | WSW | 13.9 | |
5.0 | 5.2 | WSW | 13.5 | |
4.3 | 5 | WSW | 13.7 | |
3.7 | 5 | WNW | 13.7 | |
2.6 | 4.1 | W | 13.8 | |
1.3 | 4.2 | W | 14.0 | |
1.6 | 4.8 | W | 14.2 | |
1.5 | 4.8 | WNW | 14.1 | |
1.7 | 5.1 | SSW | 14.2 | |
2.8 | 4 | SE | 14.2 | |
2.4 | 4 | ESE | 14.1 | |
2.1 | 3.9 | ESE | 14.0 | |
1.7 | 4 | ESE | 13.3 | |
1.6 | 3.8 | ESE | 13.2 | |
1.9 | 4 | SE | 13.0 | |
3.7 | 4.1 | ESE | 12.9 | |
1.9 | 4.6 | WSW | 12.8 | |
2.4 | 4.3 | ESE | 12.9 | |
2.7 | 4.1 | E | 13.0 | |
1.9 | 4.1 | E | 12.9 | |
1.7 | 3.6 | ESE | 13.0 | |
1.5 | 4 | ESE | 13.1 | |
2.5 | 3.9 | E | 13.2 | |
2.6 | 3.9 | E | 13.0 | |
3.5 | 4.4 | SE | 13.0 | |
2.3 | 3.9 | ENE | 12.6 | |
2.4 | 4.8 | SSW | 12.2 | |
2.6 | 4.2 | ESE | 12.2 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.