Greenwich wave buoy daily averages for Aug 2020 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
0.7 — 13.8 ft
Average Wave period
6 secs
4 — 8 secs
Average Water temperature
18 °C
17 — 20.5 °C
Average Wind
NNE, 10 mph
0 — 31 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 | 5 | N | 28 | 17.3 | |
| 14 | 8 | - | 17.3 | ||
| 2 | 5 | - | 17.6 | ||
| 1 | 5 | ENE | 14 | 20.5 | |
| 1 | 6 | NNE | 17 | 17.3 | |
| 1 | 4 | - | 17.0 |
Realtime data displayed on this page is from the
Met Office Marine observations
.