Greenwich wave buoy daily averages for Nov 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0.7 — 8.2 ft
Average Wave period
6 secs
0 — 10 secs
Average Water temperature
14 °C
12 — 15 °C
Average Wind
NW, 22 mph
0 — 48 mph
Chart showing grouped wave observations for Greenwich. Use the table on this page for a text version of the same measurements.
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 | 8 | WNW | 18 | 15.0 | |
| 4 | 6 | WSW | 29 | 15.0 | |
| 5 | 7 | WSW | 30 | 15.0 | |
| 6 | 7 | WSW | 32 | 15.0 | |
| 6 | 6 | WSW | 32 | 15.0 | |
| 3 | 7 | NNW | 14 | 15.0 | |
| 2 | 6 | NNE | 16 | 14.0 | |
| 4 | 6 | SSW | 23 | 14.0 | |
| 4 | 6 | E | 29 | 14.0 | |
| 3 | 6 | NNW | 24 | 14.0 | |
| 4 | 7 | SSW | 35 | 14.0 | |
| 8 | 7 | WSW | 42 | 14.0 | |
| 4 | 8 | SW | 14 | 14.1 | |
| 3 | 7 | WSW | 18 | 14.0 | |
| 2 | 8 | N | 10 | 14.0 | |
| 2 | 7 | SSE | 12 | 14.0 | |
| 4 | 6 | SSE | 28 | 13.9 | |
| 3 | 7 | SSW | 21 | 13.9 | |
| 2 | 7 | SW | 12 | 14.0 | |
| 2 | 5 | E | 24 | 14.0 | |
| 2 | 5 | NNE | 24 | 13.5 | |
| 2 | 5 | NNE | 24 | 13.0 | |
| 2 | 5 | N | 22 | 13.0 | |
| 1 | 5 | NNW | 15 | 13.0 | |
| 2 | 5 | N | 22 | 13.0 | |
| 2 | 6 | NNW | 16 | 12.5 | |
| 1 | 5 | E | 16 | 12.1 | |
| 1 | 5 | NE | 21 | 12.0 | |
| 2 | 5 | NNE | 22 | 12.0 | |
| 3 | 5 | ENE | 27 | 12.0 |