Sevenstones wave buoy monthly averages for 2011 last observation shown Data available: to
Average Wave Height
6 ft
0.3 — 11.5 ft
Average Wave period
8 secs
3 — 50 secs
Average Water temperature
13 °C
-29 — 17.5 °C
Average Wind
WSW, 19 mph
2 — 208 mph
Chart showing grouped wave observations for Sevenstones. Use the table on this page for a text version of the same measurements.
About Sevenstones wave buoy
Sevenstones (WMO 62107) is an offshore station off Land’s End in the Western Approaches (50.0633°N, 6.0733°W). The site is historically important for navigation and is now used to observe Atlantic swell and storms before they reach the south-west of England. It reports directional wave parameters and marine weather (wind/pressure/temperature) for forecasting and maritime safety.
| Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 5 | 8 | NNE | 18 | 9.8 | |
| 8 | 10 | SW | 18 | 9.5 | |
| 5 | 9 | E | 15 | 9.5 | |
| 6 | 10 | NE | 14 | 10.7 | |
| 6 | 8 | SW | 20 | 12.1 | |
| 5 | 8 | W | 20 | 13.9 | |
| 4 | 8 | NW | 16 | 15.5 | |
| 4 | 7 | WNW | 16 | 15.9 | |
| 6 | 8 | SW | 21 | 15.4 | |
| 6 | 8 | WSW | 21 | 14.4 | |
| 8 | 9 | SSE | 23 | 13.2 | |
| 8 | 9 | W | 28 | 11.9 |