Greenwich wave buoy daily averages for May 2020 last observation shown oldest observation available Monthly averages for
Average Wave Height
2 ft
0.3 — 3.9 ft
Average Wave period
6 secs
5 — 8 secs
Average Water temperature
12 °C
10.4 — 13.9 °C
Average Wind
NW, 5 mph
0 — 24 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 | 5 | - | 12.7 | ||
| 1 | 8 | WSW | 3 | 13.6 | |
| 3 | 8 | - | 12.0 | ||
| 2 | 6 | - | 12.0 | ||
| 1 | 7 | SW | 9 | 12.1 | |
| 4 | 6 | NE | 24 | 10.4 | |
| 1 | 5 | N | 5 | 11.2 | |
| 1 | 7 | - | 10.7 |
Realtime data displayed on this page is from the
Met Office Marine observations
.