Start Bay wave
buoy daily averages for Jun 2025 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
1 ft
0.4 — 3.6 ft
Average Wave period
4 secs
2 — 6 secs
Average Wave Direction
SSE
Average Water temperature
15 °C
13.6 — 18.1 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 1.1 | 3.8 | S | 15.4 | |
| 1.1 | 4.8 | S | 15.4 | |
| 1.4 | 3.7 | S | 15.2 | |
| 1.4 | 3.6 | SSE | 15.0 | |
| 1.3 | 3.3 | S | 14.9 | |
| 0.9 | 4.1 | SSE | 15.0 | |
| 1.4 | 3.6 | S | 15.0 | |
| 1.3 | 4.1 | S | 15.6 | |
| 1.4 | 3.2 | S | 16.9 | |
| 1.6 | 3.6 | ESE | 17.0 | |
| 2.4 | 3.5 | E | 16.6 | |
| 1.1 | 3.2 | ESE | 15.9 | |
| 0.6 | 4.2 | S | 15.7 | |
| 0.6 | 3.4 | SSE | 14.7 | |
| 0.7 | 3.8 | SSE | 14.7 | |
| 1.0 | 3.7 | S | 14.4 | |
| 1.4 | 3.6 | S | 14.3 | |
| 1.7 | 4.2 | S | 14.4 | |
| 2.6 | 4 | ESE | 14.2 | |
| 1.5 | 3.6 | ESE | 13.9 | |
| 0.9 | 3.1 | S | 13.9 | |
| 0.9 | 3.8 | S | 13.9 | |
| 1.2 | 4.4 | S | 13.8 | |
| 1.7 | 4.3 | S | 13.9 | |
| 1.4 | 3.6 | S | 13.9 | |
| 1.6 | 3.5 | S | 13.9 | |
| 1.4 | 3.7 | S | 14.0 | |
| 2.3 | 3.9 | S | 14.0 | |
| 1.3 | 4.4 | S | 14.0 | |
| 1.2 | 3.9 | S | 13.8 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.