Greenwich wave buoy daily averages for Apr 2022 last observation shown oldest observation available Monthly averages for
Average Wave Height
2 ft
0.7 — 11.5 ft
Average Wave period
6 secs
5 — 14 secs
Average Water temperature
10 °C
8.8 — 11.9 °C
Average Wind
NNE, 19 mph
2 — 44 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 | NE | 14 | 10.7 | |
| 1 | 5 | NE | 19 | 10.7 | |
| 2 | 6 | NE | 24 | 10.5 | |
| 2 | 5 | NE | 24 | 10.6 | |
| 2 | 5 | ENE | 21 | 10.7 | |
| 2 | 5 | N | 16 | 10.8 | |
| 2 | 5 | NNE | 19 | 10.8 | |
| 2 | 6 | NE | 26 | 10.6 | |
| 3 | 5 | NE | 25 | 10.5 | |
| 2 | 5 | NE | 22 | 10.5 | |
| 2 | 6 | NE | 20 | 10.4 | |
| 1 | 7 | NW | 9 | 10.4 | |
| 2 | 7 | W | 14 | 10.4 | |
| 2 | 8 | ESE | 12 | 10.3 | |
| 2 | 8 | ENE | 16 | 10.3 | |
| 1 | 9 | ENE | 6 | 10.6 | |
| 1 | 8 | WSW | 5 | 10.4 | |
| 2 | 8 | SW | 9 | 10.3 | |
| 2 | 8 | S | 14 | 10.0 | |
| 2 | 7 | E | 21 | 9.8 | |
| 2 | 8 | SSE | 13 | 9.8 | |
| 3 | 7 | WNW | 16 | 9.7 | |
| 3 | 7 | NW | 14 | 9.6 | |
| 8 | 7 | WSW | 38 | 9.7 | |
| 6 | 6 | SW | 35 | 9.7 | |
| 2 | 5 | W | 23 | 9.7 | |
| 4 | 6 | WSW | 28 | 9.4 | |
| 1 | 5 | NW | 14 | 9.4 | |
| 2 | 5 | NNE | 20 | 9.2 | |
| 6 | 6 | N | 34 | 9.0 |
Realtime data displayed on this page is from the
Met Office Marine observations
.