Greenwich wave buoy daily averages for Apr 2015 last observation shown oldest observation available Monthly averages for
Average Wave Height
2 ft
0.3 — 7.2 ft
Average Wave period
7 secs
4 — 26 secs
Average Water temperature
10 °C
8.8 — 10.7 °C
Average Wind
NNE, 17 mph
2 — 90 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) |
|---|---|---|---|---|---|
| 2 | 5 | W | 18 | 10.3 | |
| 2 | 6 | SW | 25 | 10.1 | |
| 2 | 5 | W | 22 | 10.1 | |
| 2 | 6 | NW | 16 | 10.3 | |
| 1 | 8 | NW | 13 | 10.2 | |
| 1 | 7 | SSW | 12 | 10.2 | |
| 1 | 8 | SW | 10 | 9.9 | |
| 1 | 6 | ENE | 17 | 9.8 | |
| 3 | 6 | ENE | 29 | 9.7 | |
| 2 | 5 | NE | 24 | 9.7 | |
| 2 | 6 | NE | 23 | 9.7 | |
| 2 | 6 | NE | 27 | 9.5 | |
| 4 | 6 | NE | 31 | 9.5 | |
| 3 | 6 | NE | 31 | 9.5 | |
| 2 | 6 | NE | 26 | 9.6 | |
| 1 | 8 | E | 6 | 10.6 | |
| 2 | 9 | SW | 4 | 10.1 | |
| 2 | 8 | SW | 8 | 9.6 | |
| 2 | 7 | SW | 17 | 9.4 | |
| 2 | 6 | WSW | 23 | 9.4 | |
| 1 | 8 | SE | 10 | 9.5 | |
| 1 | 8 | ENE | 13 | 9.3 | |
| 0 | 14 | E | 7 | 9.3 | |
| 1 | 6 | NE | 6 | 9.3 | |
| 1 | 8 | NNE | 13 | 9.1 | |
| 1 | 6 | NE | 10 | 9.0 | |
| 2 | 6 | NNE | 17 | 9.0 | |
| 1 | 6 | SSW | 11 | 9.1 | |
| 4 | 7 | WSW | 18 | 9.1 | |
| 6 | 7 | W | 34 | 8.9 |
Realtime data displayed on this page is from the
Met Office Marine observations
.