Greenwich wave buoy daily averages for Aug 2015 last observation shown oldest observation available Monthly averages for
Average Wave Height
2 ft
0 — 5.6 ft
Average Wave period
6 secs
0 — 25 secs
Average Water temperature
17 °C
12.3 — 18.4 °C
Average Wind
SW, 14 mph
2 — 38 mph
About Greenwich wave buoy
Greenwich (WMO 62305) is an offshore station in the southern North Sea/Thames approaches (50.4170°N, 0.0000°E). It is sited to monitor waves and weather affecting busy shipping lanes and coastal flood/sea-state forecasting for south‑east England. It reports wave height/period/direction and meteorological variables such as wind and pressure.
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 1 | 5 | N | 14 | 17.1 | |
| 1 | 6 | NNE | 12 | 17.3 | |
| 1 | 6 | E | 10 | 17.1 | |
| 2 | 6 | SW | 14 | 17.1 | |
| 4 | 6 | WSW | 23 | 17.0 | |
| 4 | 6 | SSW | 26 | 17.1 | |
| 4 | 6 | SW | 28 | 17.0 | |
| 2 | 6 | E | 20 | 17.2 | |
| 2 | 6 | SSW | 16 | 17.3 | |
| 1 | 7 | E | 14 | 17.6 | |
| 1 | 6 | SSW | 6 | 17.5 | |
| 1 | 6 | SSW | 11 | 17.0 | |
| 1 | 5 | SW | 13 | 16.8 | |
| 1 | 6 | W | 14 | 16.8 | |
| 1 | 6 | NNE | 8 | 17.1 | |
| 1 | 6 | NNE | 8 | 17.0 | |
| 2 | 6 | WNW | 17 | 16.8 | |
| 1 | 5 | SSW | 13 | 16.9 | |
| 2 | 5 | NE | 18 | 16.5 | |
| 2 | 5 | NE | 22 | 16.7 | |
| 1 | 7 | NNE | 9 | 16.7 | |
| 1 | 7 | WSW | 11 | 16.8 | |
| 1 | 6 | WNW | 10 | 17.4 | |
| 1 | 7 | ENE | 6 | 17.0 | |
| 2 | 7 | W | 7 | 16.8 | |
| 2 | 7 | SW | 16 | 16.4 | |
| 2 | 7 | SSE | 9 | 16.4 | |
| 3 | 7 | WSW | 19 | 16.0 | |
| 1 | 6 | SW | 13 | 16.3 | |
| 1 | 6 | ESE | 13 | 16.2 | |
| 1 | 5 | WNW | 11 | 16.2 |
Realtime data displayed on this page is from the
Met Office Marine observations
.