Start Bay wave buoy daily averages for Dec 2020 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
0.6 — 9.5 ft
Average Wave period
5 secs
3 — 9 secs
Average Wave Direction
SSE
Average Water temperature
12 °C
10.3 — 12.5 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 1.2 | 4.4 | SSE | 10.8 | |
| 1.3 | 5 | SSE | 10.8 | |
| 1.5 | 6.7 | S | 10.9 | |
| 2.6 | 6.7 | S | 11.1 | |
| 5.4 | 6.8 | S | 11.2 | |
| 2.2 | 3.6 | SSE | 11.2 | |
| 1.2 | 4.5 | ESE | 11.0 | |
| 2.2 | 4.3 | SE | 11.4 | |
| 5.0 | 5 | S | 11.7 | |
| 3.3 | 5.3 | S | 11.7 | |
| 4.8 | 4.6 | S | 11.6 | |
| 3.3 | 5.3 | S | 11.5 | |
| 5.7 | 5.3 | S | 11.7 | |
| 6.8 | 5 | S | 11.7 | |
| 3.6 | 4.8 | S | 11.5 | |
| 5.9 | 5.8 | SSE | 11.5 | |
| 4.1 | 5 | S | 11.6 | |
| 4.6 | 5 | S | 11.7 | |
| 4.5 | 4.7 | S | 11.7 | |
| 2.5 | 7.3 | S | 11.6 | |
| 2.2 | 5.2 | S | 11.7 | |
| 3.6 | 5 | SE | 11.5 | |
| 2.2 | 4.8 | S | 11.2 | |
| 1.1 | 5.8 | S | 11.4 | |
| 1.8 | 3.8 | ESE | 11.6 | |
| 2.7 | 5 | E | 11.7 | |
| 3.1 | 5.1 | SE | 12.0 | |
| 1.8 | 6.6 | S | 12.1 | |
| 1.8 | 4.8 | S | 12.3 | |
| 1.0 | 4.5 | ESE | 12.4 | |
| 1.2 | 4 | ESE | 12.4 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.