Greenwich wave buoy daily averages for Aug 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
2 ft
0.3 — 3.9 ft
Average Wave period
6 secs
4 — 8 secs
Average Water temperature
- °C
- — - °C
Average Wind
W, 18 mph
2 — 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) |
|---|---|---|---|---|---|
| 1 | 5 | WSW | 17 | - | |
| 1 | 6 | W | 12 | - | |
| 1 | 6 | W | 15 | - | |
| 2 | 5 | W | 18 | - | |
| 2 | 6 | WNW | 21 | - | |
| 1 | 6 | WSW | 14 | - | |
| 2 | 6 | WSW | 17 | - | |
| 1 | 6 | WNW | 12 | - | |
| 1 | 6 | SW | 13 | - | |
| 2 | 5 | SSW | 19 | - | |
| 2 | 6 | W | 12 | - | |
| 1 | 5 | NW | 16 | - | |
| 1 | 5 | NW | 16 | - | |
| 1 | 5 | N | 12 | - | |
| 1 | 5 | N | 19 | - | |
| 2 | 6 | NW | 23 | - | |
| 2 | 5 | W | 21 | - | |
| 2 | 5 | W | 19 | - | |
| 2 | 6 | SW | 19 | - | |
| 2 | 7 | SSW | 16 | - | |
| 2 | 7 | SW | 17 | - | |
| 2 | 7 | SSW | 13 | - | |
| 3 | 6 | SSW | 29 | - | |
| 3 | 6 | W | 28 | - | |
| 2 | 6 | S | 20 | - | |
| 3 | 6 | SW | 20 | - | |
| 2 | 6 | N | 18 | - | |
| 2 | 6 | NW | 18 | - | |
| 2 | 5 | WNW | 26 | - | |
| 2 | 6 | NNW | 20 | - | |
| 1 | 7 | ENE | 14 | - |