Greenwich wave buoy daily averages for Apr 2016 last observation shown oldest observation available Monthly averages for
Average Wave Height
4 ft
0.7 — 14.1 ft
Average Wave period
6 secs
4 — 9 secs
Average Water temperature
10 °C
9.2 — 11 °C
Average Wind
W, 17 mph
2 — 39 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) |
|---|---|---|---|---|---|
| 3 | 5 | NW | 16 | 10.3 | |
| 7 | 6 | W | 24 | 10.1 | |
| 3 | 6 | W | 17 | 10.2 | |
| 3 | 5 | NW | 15 | 10.1 | |
| 4 | 5 | NW | 18 | 10.1 | |
| 5 | 5 | WNW | 22 | 10.1 | |
| 2 | 5 | NW | 13 | 10.1 | |
| 4 | 5 | NNE | 14 | 10.1 | |
| 6 | 5 | NE | 28 | 10.1 | |
| 6 | 6 | ENE | 28 | 10.2 | |
| 7 | 6 | ENE | 30 | 10.2 | |
| 2 | 5 | NNE | 14 | 10.4 | |
| 2 | 5 | W | 17 | 10.2 | |
| 2 | 6 | NW | 11 | 10.3 | |
| 3 | 6 | NW | 15 | 10.1 | |
| 6 | 6 | SW | 21 | 10.1 | |
| 3 | 8 | SSE | 7 | 10.4 | |
| 2 | 8 | ENE | 4 | 10.4 | |
| 2 | 8 | SSE | 6 | 10.1 | |
| 3 | 7 | SSW | 11 | 9.9 | |
| 5 | 6 | ESE | 22 | 9.7 | |
| 5 | 6 | SW | 19 | 9.7 | |
| 4 | 7 | W | 12 | 9.8 | |
| 10 | 7 | W | 26 | 9.6 | |
| 8 | 6 | WSW | 27 | 9.7 | |
| 3 | 7 | WSW | 17 | 9.7 | |
| 4 | 7 | S | 16 | 9.7 | |
| 5 | 8 | SSE | 13 | 9.7 | |
| 6 | 7 | SE | 15 | 9.6 | |
| 3 | 7 | SE | 10 | 9.6 |
Realtime data displayed on this page is from the
Met Office Marine observations
.