Greenwich wave buoy daily averages for Oct 2020 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
1.3 — 4.6 ft
Average Wave period
6 secs
5 — 7 secs
Average Water temperature
16 °C
15.1 — 16.6 °C
Average Wind
WNW, 15 mph
0 — 28 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) |
|---|---|---|---|---|---|
| 5 | 7 | WNW | 24 | 15.1 | |
| 2 | 5 | N | 8 | 15.3 | |
| 3 | 6 | - | 16.3 | ||
| 3 | 5 | S | 28 | 16.6 |
Realtime data displayed on this page is from the
Met Office Marine observations
.