Greenwich wave buoy daily averages for Nov 2015 last observation shown Data available: to Monthly averages for
Average Wave Height
5 ft
0 — 11.8 ft
Average Wave period
7 secs
0 — 17 secs
Average Water temperature
14 °C
13.3 — 17.7 °C
Average Wind
WSW, 26 mph
2 — 52 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 | ESE | 10 | 15.1 | |
| 1 | 8 | E | 14 | 15.0 | |
| 2 | 5 | SE | 16 | 15.0 | |
| 2 | 7 | SW | 15 | 15.0 | |
| 2 | 6 | S | 25 | 15.0 | |
| 4 | 6 | SW | 25 | 15.1 | |
| 5 | 7 | SW | 25 | 15.1 | |
| 3 | 7 | SSW | 19 | 15.1 | |
| 6 | 7 | WSW | 32 | 15.0 | |
| 6 | 7 | WSW | 28 | 15.1 | |
| 4 | 7 | SW | 23 | 15.0 | |
| 3 | 6 | SSW | 21 | 15.0 | |
| 7 | 7 | W | 34 | 14.8 | |
| 7 | 7 | WSW | 32 | 14.6 | |
| 9 | 7 | WSW | 38 | 14.7 | |
| 6 | 7 | SW | 30 | 14.7 | |
| 8 | 7 | WSW | 35 | 14.7 | |
| 8 | 7 | WSW | 36 | 14.6 | |
| 7 | 7 | W | 30 | 14.6 | |
| 4 | 8 | WNW | 24 | 14.3 | |
| 7 | 7 | NNW | 36 | 13.8 | |
| 2 | 6 | NNW | 15 | 13.8 | |
| 1 | 6 | NE | 13 | 13.6 | |
| 6 | 6 | W | 31 | 13.7 | |
| 4 | 6 | NW | 28 | 13.7 | |
| 2 | 6 | NW | 11 | 13.7 | |
| 3 | 6 | WSW | 24 | 13.7 | |
| 7 | 7 | W | 33 | 13.3 | |
| 10 | 8 | W | 39 | 13.4 | |
| 10 | 8 | W | 35 | 13.5 |