Greenwich wave
buoy daily averages for Feb 2011 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
3 ft
0.7 — 9.8 ft
Average Wave period
7 secs
4 — 12 secs
Average Water temperature
9 °C
8 — 9 °C
Average Wind
SSW, 21 mph
3 — 46 mph
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 2.3 | 6.1 | N | 25 | 8.3 | |
| 3.5 | 6.8 | NW | 24 | 9.0 | |
| 4.1 | 7.3 | WSW | 26 | 9.0 | |
| 2.4 | 8.2 | SW | 17 | 9.0 | |
| 2.3 | 7.1 | W | 19 | 9.0 | |
| 2.5 | 6.3 | SSW | 21 | 9.0 | |
| 2.2 | 8.3 | ESE | 9 | 9.0 | |
| 2.1 | 7.8 | ESE | 18 | 8.9 | |
| 2.2 | 7.9 | N | 14 | 8.8 | |
| 2.7 | 5.5 | S | 23 | 8.5 | |
| 1.9 | 7.3 | E | 18 | 8.3 | |
| 2.2 | 8.5 | ENE | 19 | 8.3 | |
| 4.0 | 7.4 | SSE | 22 | 8.4 | |
| 3.7 | 6.7 | S | 27 | 8.0 | |
| 3.3 | 7.6 | SSW | 21 | 8.8 | |
| 4.2 | 7.7 | S | 27 | 9.0 | |
| 3.0 | 9.6 | WSW | 19 | 9.0 | |
| 2.8 | 6.9 | SW | 17 | 9.0 | |
| 2.8 | 7.1 | SSW | 22 | 9.0 | |
| 1.7 | 6.6 | SSE | 16 | 8.8 | |
| 2.7 | 8.4 | E | 11 | 8.7 | |
| 4.9 | 6.8 | SW | 26 | 8.4 | |
| 5.8 | 7 | SW | 25 | 8.0 | |
| 7.9 | 7.2 | SW | 35 | 8.0 | |
| 7.6 | 6.9 | SW | 36 | 8.0 | |
| 2.7 | 6.5 | WSW | 21 | 8.0 | |
| 2.5 | 5.9 | SW | 21 | 8.0 | |
| 1.1 | 6.1 | W | 16 | 8.0 |
Realtime data displayed on this page is from the Met
Office
Marine observations.