Greenwich wave
buoy daily averages for Mar 2011 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
2 ft
0.3 — 7.5 ft
Average Wave period
6 secs
3 — 26 secs
Average Water temperature
8 °C
8 — 9 °C
Average Wind
ENE, 19 mph
2 — 41 mph
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 4.1 | 6.3 | WSW | 28 | 9.0 | |
| 1.8 | 7 | SW | 20 | 9.0 | |
| 1.4 | 8.1 | ESE | 13 | 9.0 | |
| 1.2 | 8.4 | ENE | 17 | 9.0 | |
| 1.3 | 5.8 | ENE | 21 | 9.0 | |
| 0.6 | 7 | ENE | 12 | 9.0 | |
| 0.5 | 10 | ENE | 11 | 9.0 | |
| 0.8 | 4.4 | NE | 19 | 9.0 | |
| 0.8 | 4.8 | NE | 19 | 9.0 | |
| 0.8 | 6.6 | NE | 12 | 8.8 | |
| 0.8 | 6.9 | ENE | 4 | 8.7 | |
| 0.9 | 6.1 | SSW | 6 | 8.5 | |
| 1.3 | 5.7 | NE | 15 | 8.3 | |
| 1.5 | 5.9 | WSW | 16 | 8.1 | |
| 1.2 | 5.9 | WNW | 13 | 8.0 | |
| 1.8 | 5 | NNE | 20 | 8.2 | |
| 1.5 | 5 | NE | 23 | 8.0 | |
| 1.3 | 6.3 | NE | 21 | 8.0 | |
| 1.2 | 6.4 | SW | 15 | 8.0 | |
| 1.3 | 6.3 | SSE | 16 | 8.0 | |
| 2.3 | 6.3 | SW | 17 | 8.3 | |
| 4.9 | 6.3 | WSW | 32 | 8.0 | |
| 2.4 | 5.5 | W | 26 | 8.0 | |
| 0.8 | 5 | SSW | 14 | 8.0 | |
| 1.8 | 5.1 | E | 23 | 8.0 | |
| 3.0 | 5.5 | ENE | 31 | 8.0 | |
| 1.3 | 4.9 | NE | 21 | 8.0 | |
| 2.4 | 5.5 | NE | 23 | 8.0 | |
| 4.1 | 5.9 | NNE | 29 | 8.0 | |
| 4.4 | 6.2 | NNE | 29 | 8.0 | |
| 2.9 | 5.3 | NNE | 27 | 8.0 |
Realtime data displayed on this page is from the Met
Office
Marine observations.