Greenwich wave buoy daily averages for Sep 2014 last observation shown oldest observation available Monthly averages for
Average Wave Height
1 ft
0.3 — 33.8 ft
Average Wave period
6 secs
4 — 26 secs
Average Water temperature
18 °C
17.4 — 19.2 °C
Average Wind
NE, 16 mph
1 — 34 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 | WSW | 14 | 17.9 | |
| 1 | 7 | SW | 12 | 17.9 | |
| 1 | 7 | ESE | 11 | 18.1 | |
| 1 | 7 | SE | 9 | 18.0 | |
| 1 | 5 | W | 18 | 17.8 | |
| 1 | 5 | WNW | 19 | 17.8 | |
| 1 | 5 | WNW | 19 | 17.9 | |
| 1 | 7 | WSW | 9 | 17.9 | |
| 1 | 6 | N | 12 | 17.9 | |
| 2 | 5 | NNE | 20 | 18.0 | |
| 2 | 6 | NNE | 10 | 18.3 | |
| 1 | 7 | ENE | 9 | 18.5 | |
| 1 | 6 | ENE | 15 | 18.2 | |
| 2 | 5 | NE | 27 | 18.0 | |
| 1 | 5 | ENE | 17 | 18.1 | |
| 1 | 5 | NE | 21 | 17.9 | |
| 2 | 5 | ENE | 25 | 17.9 | |
| 2 | 5 | NE | 23 | 17.9 | |
| 1 | 5 | NE | 19 | 17.9 | |
| 1 | 5 | ENE | 18 | 17.8 | |
| 1 | 4 | ENE | 19 | 17.9 | |
| 1 | 4 | E | 17 | 17.9 | |
| 1 | 7 | ENE | 19 | 17.9 | |
| 0 | 15 | WNW | 6 | 18.2 | |
| 0 | 12 | NW | 6 | 17.9 | |
| 1 | 7 | NNW | 11 | 17.9 | |
| 1 | 5 | ENE | 16 | 18.0 | |
| 1 | 6 | ENE | 20 | 17.9 | |
| 1 | 8 | NE | 15 | 17.8 | |
| 1 | 6 | W | 16 | 17.6 |
Realtime data displayed on this page is from the
Met Office Marine observations
.