Greenwich wave
buoy observations on Mon, Jul 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) |
|---|---|---|---|---|---|
| 3.6 | 7 | W | 22 | 16.8 | |
| 3.3 | 7 | WSW | 21 | 16.8 | |
| 3.6 | 8 | WSW | 18 | 16.8 | |
| 3.9 | 8 | WSW | 20 | 16.8 | |
| 4.3 | 7 | WSW | 23 | 16.9 | |
| 3.6 | 6 | WSW | 26 | 17.0 | |
| 3.0 | 7 | WSW | 29 | 17.0 | |
| 2.3 | 7 | WSW | 26 | 17.1 | |
| 2.0 | 8 | WSW | 25 | 17.1 | |
| 2.0 | 7 | WSW | 24 | 17.2 | |
| 1.6 | 7 | W | 18 | 17.3 | |
| 2.0 | 7 | W | 14 | 17.1 | |
| 2.6 | 6 | WNW | 12 | 17.0 | |
| 2.6 | 7 | W | 7 | 16.8 | |
| 3.3 | 8 | W | 9 | 16.7 | |
| 3.0 | 7 | WSW | 13 | 16.7 | |
| 3.0 | 7 | WSW | 10 | 16.7 | |
| 3.0 | 6 | SW | 12 | 16.7 | |
| 3.0 | 6 | S | 12 | 16.8 | |
| 2.3 | 6 | SW | 13 | 16.8 | |
| 1.6 | 6 | S | 17 | 16.9 | |
| 1.6 | 6 | S | 20 | 16.9 | |
| 1.6 | 5 | S | 5 | 16.9 | |
| 1.6 | 6 | ESE | 15 | 16.9 |
Realtime data displayed on this page is from the Met
Office
Marine observations.