Greenwich wave buoy daily averages for May 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
1 ft
0.3 — 3.3 ft
Average Wave period
6 secs
4 — 9 secs
Average Water temperature
- °C
- — - °C
Average Wind
N, 15 mph
2 — 35 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 | 6 | SW | 17 | - | |
| 1 | 6 | NW | 16 | - | |
| 3 | 6 | N | 23 | - | |
| 3 | 6 | NNE | 22 | - | |
| 1 | 6 | NNE | 10 | - | |
| 1 | 6 | NE | 12 | - | |
| 2 | 6 | NE | 17 | - | |
| 1 | 6 | NNE | 12 | - | |
| 1 | 5 | NE | 20 | - | |
| 2 | 5 | NE | 25 | - | |
| 2 | 5 | NNE | 21 | - | |
| 1 | 5 | NE | 12 | - | |
| 1 | 5 | S | 6 | - | |
| 1 | 5 | SSE | 10 | - | |
| 1 | 6 | NW | 13 | - | |
| 1 | 5 | W | 21 | - | |
| 1 | 5 | W | 13 | - | |
| 1 | 6 | WSW | 5 | - | |
| 1 | 8 | SSW | 8 | - | |
| 2 | 8 | W | 9 | - | |
| 1 | 8 | ENE | 10 | - | |
| 1 | 7 | ENE | 18 | - | |
| 1 | 7 | ENE | 11 | - | |
| 1 | 6 | SSW | 8 | - | |
| 2 | 5 | NE | 24 | - | |
| 2 | 5 | NE | 23 | - | |
| 1 | 6 | NE | 11 | - | |
| 1 | 7 | W | 16 | - | |
| 2 | 6 | S | 21 | - | |
| 3 | 6 | W | 25 | - | |
| 2 | 7 | WNW | 13 | - |