Greenwich wave buoy daily averages for Oct 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0.3 — 5.9 ft
Average Wave period
6 secs
0 — 9 secs
Average Water temperature
15 °C
15 — 16 °C
Average Wind
NW, 22 mph
0 — 40 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 | 27 | - | |
| 3 | 7 | S | 17 | - | |
| 4 | 5 | S | 23 | - | |
| 1 | 7 | NNW | 11 | - | |
| 3 | 6 | SSW | 19 | - | |
| 3 | 6 | SW | 22 | - | |
| 2 | 6 | ESE | 19 | - | |
| 1 | 5 | E | 20 | - | |
| 2 | 6 | ENE | 24 | - | |
| 3 | 6 | ENE | 27 | - | |
| 4 | 6 | NE | 31 | - | |
| 3 | 6 | NE | 27 | - | |
| 2 | 5 | NNE | 22 | 16.0 | |
| 2 | 5 | NNE | 19 | 16.0 | |
| 2 | 5 | N | 18 | 16.0 | |
| 3 | 5 | N | 26 | 16.0 | |
| 2 | 5 | NNE | 17 | 15.6 | |
| 1 | 5 | W | 19 | 15.6 | |
| 4 | 6 | WNW | 29 | 15.6 | |
| 3 | 5 | NNW | 24 | 15.0 | |
| 1 | 6 | W | 15 | 15.0 | |
| 1 | 5 | W | 17 | 15.0 | |
| 5 | 6 | WNW | 29 | 15.0 | |
| 2 | 6 | N | 18 | 15.0 | |
| 2 | 6 | N | 14 | 15.0 | |
| 2 | 5 | SSW | 22 | 15.0 | |
| 5 | 7 | SW | 26 | 15.0 | |
| 4 | 6 | SW | 24 | 15.0 | |
| 4 | 6 | S | 31 | 15.0 | |
| 4 | 6 | SSW | 24 | 15.0 | |
| 2 | 6 | E | 21 | 15.0 |