Greenwich wave buoy observations on Tue, Oct 21, 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) |
|---|---|---|---|---|---|
| 3.9 | 7 | WNW | 21 | 15.9 | |
| 4.6 | 6 | W | 22 | 15.9 | |
| 3.9 | 6 | W | 20 | 15.9 | |
| 3.9 | 6 | WSW | 23 | 16.0 | |
| 3.9 | 6 | W | 23 | 16.0 | |
| 3.6 | 6 | W | 28 | 16.0 | |
| 4.6 | 6 | WSW | 25 | 16.1 | |
| 3.9 | 6 | WSW | 26 | 16.1 | |
| 3.9 | 6 | SW | 26 | 16.1 | |
| 4.6 | 6 | WSW | 24 | 16.1 | |
| 4.6 | 6 | WSW | 25 | 16.0 | |
| 5.2 | 7 | SW | 24 | 16.0 | |
| 5.2 | 7 | SW | 22 | 16.0 | |
| 6.2 | 7 | SW | 24 | 15.9 | |
| 5.6 | 7 | WSW | 24 | 15.9 | |
| 5.2 | 6 | WSW | 25 | 15.9 | |
| 5.2 | 7 | W | 24 | 15.9 | |
| 4.9 | 7 | W | 26 | 16.0 | |
| 6.2 | 7 | W | 23 | 16.0 | |
| 7.2 | 7 | W | 29 | 16.0 | |
| 5.6 | 7 | W | 33 | 16.0 | |
| 6.9 | 7 | W | 30 | 16.0 | |
| 7.5 | 8 | W | 32 | 16.0 | |
| 7.9 | 8 | W | 33 | 16.0 |
Realtime data displayed on this page is from the Met
Office
Marine observations.