Greenwich wave buoy daily averages for Nov 2013 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0 — 8.2 ft
Average Wave period
6 secs
5 — 9 secs
Average Water temperature
14 °C
11.8 — 23.2 °C
Average Wind
NW, 23 mph
0 — 91 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) |
|---|---|---|---|---|---|
| 4 | 6 | SSW | 24 | 15.4 | |
| 3 | 6 | WSW | 24 | 15.3 | |
| 7 | 7 | SW | 36 | 14.9 | |
| 4 | 7 | WNW | 23 | 14.9 | |
| 5 | 7 | W | 31 | 14.8 | |
| 5 | 7 | WSW | 34 | 14.9 | |
| 4 | 7 | W | 13 | 14.9 | |
| 3 | 7 | WSW | 21 | 14.8 | |
| 5 | 6 | W | 25 | 14.6 | |
| 3 | 7 | NNW | 20 | 14.4 | |
| 5 | 7 | SSW | 29 | 14.4 | |
| 2 | 6 | NW | 22 | 14.5 | |
| 2 | 7 | NNW | 13 | 14.4 | |
| 5 | 6 | WNW | 34 | 14.2 | |
| 3 | 6 | N | 28 | 14.0 | |
| 1 | 7 | N | 10 | 14.0 | |
| 1 | 6 | NE | 15 | 13.9 | |
| 1 | 6 | SSW | 14 | 13.8 | |
| 2 | 5 | NNW | 26 | 13.5 | |
| 4 | 6 | WNW | 29 | 13.7 | |
| 4 | 6 | N | 31 | 13.1 | |
| 4 | 5 | N | 32 | 13.0 | |
| 3 | 5 | N | 27 | 12.9 | |
| 2 | 5 | N | 26 | 12.9 | |
| 3 | 5 | N | 26 | 12.5 | |
| 2 | 6 | N | 18 | 12.4 | |
| 1 | 7 | NNE | 8 | 12.5 | |
| 1 | 7 | NNW | 9 | 12.5 | |
| 2 | 6 | NW | 23 | 12.4 | |
| 3 | 5 | NNW | 26 | 12.1 |