Greenwich wave buoy daily averages for Mar 2020 last observation shown oldest observation available Monthly averages for
Average Wave Height
4 ft
0.7 — 6.6 ft
Average Wave period
6 secs
4 — 7 secs
Average Water temperature
9 °C
9.1 — 9.8 °C
Average Wind
SSW, 9 mph
0 — 25 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) |
|---|---|---|---|---|---|
| 1 | 4 | E | 16 | 9.8 | |
| 6 | 7 | - | 9.4 | ||
| 6 | 7 | - | 9.4 | ||
| 3 | 6 | - | 9.1 | ||
| 3 | 7 | W | 15 | 9.1 | |
| 6 | 7 | SSW | 25 | 9.2 |
Realtime data displayed on this page is from the
Met Office Marine observations
.