Sevenstones wave buoy monthly averages for 2012 last observation shown Data available: to
Average Wave Height
5 ft
0 — 10.5 ft
Average Wave period
8 secs
0 — 50 secs
Average Water temperature
13 °C
-29 — 49.9 °C
Average Wind
W, 19 mph
0 — 209 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) |
|---|---|---|---|---|---|
| 6 | 8 | W | 23 | 11.0 | |
| 6 | 9 | WNW | 18 | 10.1 | |
| 5 | 9 | ENE | 18 | 10.2 | |
| 6 | 8 | NNW | 22 | 10.4 | |
| 3 | 7 | E | 17 | 11.6 | |
| 4 | 7 | SW | 19 | 13.4 | |
| 4 | 7 | W | 17 | 15.2 | |
| 5 | 7 | SW | 16 | 16.1 | |
| 5 | 8 | WNW | 15 | 15.5 | |
| 6 | 8 | W | 17 | - | |
| 7 | 8 | WSW | 21 | - | |
| 7 | 8 | WSW | 19 | - |