Greenwich wave buoy daily averages for Nov 2022 last observation shown oldest observation available Monthly averages for
Average Wave Height
5 ft
1 — 18 ft
Average Wave period
7 secs
5 — 13 secs
Average Water temperature
15 °C
13.3 — 16.6 °C
Average Wind
SW, 25 mph
5 — 53 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 | 9 | E | 10 | 13.4 | |
| 3 | 9 | NNE | 9 | 13.5 | |
| 3 | 8 | W | 16 | 13.6 | |
| 5 | 7 | SW | 22 | 13.8 | |
| 4 | 7 | SSW | 25 | 13.9 | |
| 5 | 7 | W | 23 | 13.9 | |
| 8 | 8 | SW | 32 | 14.0 | |
| 7 | 7 | WSW | 33 | 14.2 | |
| 8 | 8 | W | 25 | 14.2 | |
| 6 | 7 | SW | 31 | 14.4 | |
| 4 | 6 | W | 27 | 14.6 | |
| 2 | 7 | NW | 18 | 14.7 | |
| 5 | 7 | WNW | 26 | 14.9 | |
| 8 | 7 | W | 36 | 15.0 | |
| 7 | 7 | SSW | 34 | 15.1 | |
| 6 | 7 | SSW | 33 | 15.3 | |
| 2 | 8 | SSW | 14 | 15.5 | |
| 2 | 7 | SE | 14 | 15.6 | |
| 3 | 8 | SSE | 14 | 15.6 | |
| 3 | 6 | S | 22 | 15.6 | |
| 4 | 6 | SW | 25 | 15.7 | |
| 7 | 7 | WSW | 29 | 15.6 | |
| 9 | 7 | SSW | 35 | 15.8 | |
| 8 | 7 | SSW | 33 | 15.9 | |
| 7 | 6 | SW | 33 | 15.9 | |
| 4 | 6 | WSW | 24 | 15.9 | |
| 4 | 7 | NNW | 20 | 15.9 | |
| 6 | 7 | SW | 26 | 16.1 | |
| 8 | 7 | SW | 34 | 16.3 | |
| 11 | 8 | SW | 41 | 16.5 |
Realtime data displayed on this page is from the
Met Office Marine observations
.