Greenwich wave buoy daily averages for Jul 2017 last observation shown oldest observation available Monthly averages for
Average Wave Height
2 ft
0.3 — 5.9 ft
Average Wave period
6 secs
4 — 26 secs
Average Water temperature
16 °C
15.1 — 18.6 °C
Average Wind
WSW, 18 mph
3 — 36 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 | 6 | WSW | 15 | 16.9 | |
| 2 | 6 | SW | 21 | 16.7 | |
| 3 | 6 | SSW | 16 | 16.7 | |
| 4 | 6 | SW | 24 | 16.6 | |
| 3 | 6 | WSW | 24 | 16.6 | |
| 2 | 5 | SW | 21 | 16.7 | |
| 1 | 5 | WNW | 13 | 16.8 | |
| 2 | 5 | NW | 18 | 16.6 | |
| 3 | 6 | WSW | 23 | 16.6 | |
| 3 | 6 | SSW | 22 | 16.5 | |
| 3 | 7 | S | 19 | 16.6 | |
| 3 | 6 | WSW | 24 | 16.5 | |
| 1 | 5 | SSW | 15 | 16.6 | |
| 2 | 5 | NE | 24 | 16.5 | |
| 1 | 6 | NE | 16 | 16.7 | |
| 1 | 5 | WSW | 17 | 16.5 | |
| 1 | 5 | WSW | 19 | 16.2 | |
| 1 | 6 | W | 19 | 16.3 | |
| 1 | 7 | E | 12 | 16.4 | |
| 2 | 6 | NE | 18 | 16.2 | |
| 1 | 5 | SW | 18 | 16.1 | |
| 1 | 6 | WSW | 21 | 16.4 | |
| 1 | 5 | ENE | 9 | 17.3 | |
| 1 | 6 | W | 11 | 16.7 | |
| 1 | 7 | WSW | 17 | 16.3 | |
| 1 | 5 | ESE | 19 | 16.3 | |
| 1 | 7 | NE | 11 | 16.4 | |
| 1 | 6 | W | 11 | 15.8 | |
| 1 | 4 | WSW | 22 | 15.4 | |
| 2 | 6 | W | 17 | 15.6 | |
| 2 | 6 | WNW | 20 | 15.3 |
Realtime data displayed on this page is from the
Met Office Marine observations
.