Greenwich wave buoy daily averages for Oct 2022 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
0.7 — 13.1 ft
Average Wave period
6 secs
5 — 13 secs
Average Water temperature
17 °C
16.7 — 17.9 °C
Average Wind
SSW, 19 mph
1 — 48 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 | 6 | SSE | 20 | 16.8 | |
| 3 | 6 | SSW | 20 | 16.8 | |
| 2 | 7 | S | 15 | 17.0 | |
| 3 | 7 | SSW | 16 | 17.0 | |
| 3 | 7 | S | 18 | 17.0 | |
| 3 | 6 | SSW | 21 | 17.0 | |
| 3 | 6 | SSW | 22 | 16.9 | |
| 7 | 7 | WSW | 30 | 16.9 | |
| 3 | 6 | S | 25 | 17.1 | |
| 4 | 7 | SSW | 18 | 17.0 | |
| 4 | 7 | S | 26 | 17.1 | |
| 2 | 6 | S | 13 | 17.0 | |
| 3 | 5 | E | 28 | 17.0 | |
| 2 | 7 | ENE | 17 | 17.1 | |
| 3 | 6 | SW | 14 | 17.1 | |
| 4 | 7 | S | 22 | 17.0 | |
| 3 | 5 | SW | 25 | 17.0 | |
| 1 | 6 | WSW | 12 | 17.0 | |
| 2 | 5 | SW | 16 | 17.0 | |
| 1 | 7 | SSW | 14 | 17.1 | |
| 1 | 7 | ENE | 11 | 17.0 | |
| 1 | 6 | N | 15 | 17.2 | |
| 2 | 6 | SSE | 16 | 17.2 | |
| 2 | 7 | WNW | 11 | 17.3 | |
| 3 | 6 | WSW | 25 | 17.4 | |
| 4 | 7 | WSW | 19 | 17.4 | |
| 6 | 7 | SW | 32 | 17.5 | |
| 2 | 6 | SSW | 23 | 17.6 | |
| 1 | 8 | SSE | 12 | 17.7 | |
| 2 | 7 | NW | 11 | 17.6 | |
| 6 | 7 | W | 29 | 17.7 |
Realtime data displayed on this page is from the
Met Office Marine observations
.