Greenwich wave buoy observations on Thu, Jun 25, 2026last observation shownoldest observation availableDaily averages for
Line chart showing wave height and wave period for Greenwich. Use the detailed observations table below for the same data in text form.
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for Thu, Jun 25, 2026
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.
| Hour | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 1 | - | NE | 18 | 16.8 | |
| 1 | 13 | NE | 18 | 16.7 | |
| 1 | 10 | NE | 20 | 16.3 | |
| 1 | 9 | NE | 20 | 16.0 | |
| 1 | 5 | ENE | 21 | 15.9 | |
| 1 | 6 | ENE | 21 | 15.8 | |
| 2 | - | ENE | 24 | 15.8 | |
| 1 | 5 | E | 23 | 15.6 | |
| 1 | 7 | ENE | 24 | 15.7 | |
| 1 | 6 | ENE | 22 | 15.8 | |
| 1 | 7 | NE | 24 | 15.9 | |
| 1 | 7 | ENE | 23 | 15.9 | |
| 1 | - | ENE | 22 | 15.9 | |
| 1 | 7 | NE | 24 | 15.9 | |
| 1 | 7 | NE | 22 | 15.9 | |
| 1 | 6 | ENE | 23 | 15.9 | |
| 2 | 6 | NE | 25 | 15.9 | |
| 2 | 5 | ENE | 26 | 15.9 | |
| 2 | - | ENE | 26 | 16.0 | |
| 4 | 5 | ENE | 22 | 16.1 | |
| 2 | 6 | NE | 22 | 16.1 | |
| 1 | 6 | NE | 22 | 16.0 | |
| 1 | 6 | ENE | 21 | 15.9 | |
| 1 | 6 | ENE | 18 | 15.9 |