Greenwich wave buoy daily averages for Mar 2026 last observation shown Data available: to Monthly averages for
Average Wave Height
2 ft
0.7 — 6.6 ft
Average Wave period
8 secs
5 — 12 secs
Average Water temperature
10 °C
10 — 10.7 °C
Average Wind
SE, 17 mph
1 — 36 mph
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) |
|---|---|---|---|---|---|
| 5 | 7 | SW | 29 | 10.3 | |
| 4 | 7 | WSW | 28 | 10.3 | |
| 2 | 8 | SSW | 12 | 10.3 | |
| 2 | 10 | ESE | 6 | 10.4 | |
| 2 | 9 | E | 12 | 10.2 | |
| 2 | 8 | ENE | 20 | 10.3 | |
| 2 | 10 | SE | 7 | 10.3 | |
| 1 | 9 | SE | 13 | 10.3 | |
| 2 | 7 | E | 19 | 10.2 | |
| 2 | 8 | ENE | 13 | 10.3 | |
| 4 | 7 | SSE | 16 | 10.2 | |
| 4 | 6 | SSW | 27 | 10.1 |