Greenwich wave buoy daily averages for Feb 2021 last observation shown Data available: to Monthly averages for
Average Wave Height
4 ft
0.7 — 7.9 ft
Average Wave period
7 secs
5 — 12 secs
Average Water temperature
9 °C
7.8 — 9.9 °C
Average Wind
NE, 21 mph
0 — 43 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) |
|---|---|---|---|---|---|
| 3 | 6 | ENE | 26 | 8.8 | |
| 2 | 9 | ENE | 17 | 8.9 | |
| 2 | 8 | NW | 9 | 8.9 | |
| 3 | 8 | W | 16 | 9.0 | |
| 4 | 8 | S | 25 | 9.0 | |
| 3 | 7 | S | 25 | 8.8 | |
| 3 | 8 | - | 9.0 | ||
| 6 | 6 | - | 8.4 | ||
| 8 | 7 | E | 39 | 7.8 | |
| 2 | 5 | E | 25 | 8.2 | |
| 5 | 6 | ENE | 28 | 8.2 | |
| 5 | 6 | ENE | 32 | 8.2 | |
| 4 | 6 | NNE | 29 | 8.4 | |
| 5 | 6 | N | 33 | 9.0 | |
| 2 | 7 | NNW | 15 | 9.6 | |
| 2 | 7 | SSW | 16 | 9.8 | |
| 3 | 7 | S | 19 | 9.7 | |
| 5 | 7 | WSW | 22 | 9.7 | |
| 5 | 7 | SW | 27 | 9.6 | |
| 3 | 10 | NNW | 11 | 9.3 |