Greenwich wave buoy daily averages for Sep 2013 last observation shown oldest observation available Monthly averages for
Average Wave Height
2 ft
0.3 — 10.2 ft
Average Wave period
6 secs
4 — 26 secs
Average Water temperature
17 °C
13.4 — 18.2 °C
Average Wind
WNW, 18 mph
2 — 71 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 | 6 | E | 19 | 16.7 | |
| 2 | 6 | ENE | 24 | 16.6 | |
| 2 | 6 | ENE | 29 | 16.7 | |
| 2 | 6 | ENE | 25 | 16.7 | |
| 2 | 7 | NE | 21 | 16.7 | |
| 1 | 8 | NNE | 8 | 16.8 | |
| 1 | 9 | E | 11 | 16.8 | |
| 1 | 7 | E | 13 | 16.8 | |
| 1 | 7 | WSW | 8 | 16.7 | |
| 1 | 6 | SW | 14 | 16.6 | |
| 2 | 6 | WNW | 15 | 16.6 | |
| 4 | 6 | W | 25 | 16.5 | |
| 4 | 7 | NW | 24 | 16.7 | |
| 6 | 6 | W | 30 | 16.5 | |
| 5 | 7 | WNW | 31 | 16.6 | |
| 4 | 6 | W | 26 | 16.7 | |
| 3 | 6 | NNW | 21 | 16.9 | |
| 1 | 5 | WSW | 21 | 17.0 | |
| 1 | 6 | NW | 9 | 16.9 | |
| 2 | 5 | NNW | 20 | 16.9 | |
| 2 | 5 | NW | 22 | 16.9 | |
| 2 | 5 | WSW | 16 | 16.9 | |
| 1 | 5 | WSW | 18 | 16.9 | |
| 2 | 5 | SW | 18 | 17.0 | |
| 1 | 5 | WSW | 17 | 17.1 | |
| 1 | 11 | SSW | 12 | 17.4 | |
| 0 | 13 | ENE | 10 | 17.4 | |
| 1 | 6 | ENE | 7 | 17.5 | |
| 1 | 5 | W | 20 | 17.0 | |
| 1 | 6 | NW | 17 | 16.9 |
Realtime data displayed on this page is from the
Met Office Marine observations
.