Greenwich wave
buoy observations on Sat, Sep 13, 2025 last observation shown
oldest observation available
Daily averages for 
| Hour | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 3.6 | 6 | W | 18 | 17.5 | |
| 3.6 | 6 | WNW | 17 | 17.5 | |
| 4.6 | 6 | W | 24 | 17.6 | |
| 5.2 | 7 | W | 24 | 17.6 | |
| 5.2 | 7 | WSW | 28 | 17.6 | |
| 5.6 | 7 | WSW | 28 | 17.6 | |
| 5.9 | 7 | WSW | 29 | 17.6 | |
| 5.2 | 7 | WSW | 30 | 17.6 | |
| 4.9 | 7 | WSW | 32 | 17.6 | |
| 5.6 | 6 | SW | 32 | 17.5 | |
| 5.6 | 6 | WSW | 26 | 17.5 | |
| 6.2 | 6 | SW | 24 | 17.4 | |
| 6.2 | 6 | WSW | 25 | 17.4 | |
| 6.9 | 6 | SW | 18 | 17.3 | |
| 6.2 | 7 | SW | 31 | 17.4 | |
| 5.9 | 7 | SW | 17 | 17.4 | |
| 5.9 | 7 | SSW | 28 | 17.4 | |
| 6.6 | 6 | SW | 25 | 17.5 | |
| 5.9 | 7 | SSW | 36 | 17.5 | |
| 6.2 | 7 | SW | 32 | 17.5 | |
| 5.2 | 6 | SW | 31 | 17.5 | |
| 5.2 | 6 | SW | 33 | 17.5 | |
| 4.9 | 6 | SW | 32 | 17.5 | |
| 4.6 | 6 | SW | 30 | 17.5 |
Realtime data displayed on this page is from the Met
Office
Marine observations.