Sevenstones wave buoy monthly averages for 2017 last observation shown Data available: to
Average Wave Height
5 ft
0 — 10.8 ft
Average Wave period
8 secs
0 — 13 secs
Average Water temperature
14 °C
10.6 — 18.5 °C
Average Wind
WSW, 20 mph
2 — 56 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 | WSW | 21 | - | |
| 7 | 8 | SW | 24 | - | |
| 8 | 9 | WSW | 23 | - | |
| 4 | 8 | N | 16 | 11.2 | |
| 4 | 7 | S | 17 | 12.1 | |
| 5 | 8 | WSW | 18 | 14.9 | |
| 4 | 7 | W | 17 | 16.2 | |
| 4 | 7 | W | 17 | 16.5 | |
| 6 | 8 | W | 21 | 15.2 | |
| 6 | 8 | WSW | 19 | 14.3 | |
| 6 | 8 | WNW | 22 | 12.9 | |
| 6 | 8 | W | 22 | 11.6 |