Sevenstones wave buoy monthly averages for 2020 last observation shown Data available: to
Average Wave Height
6 ft
1 — 13.5 ft
Average Wave period
8 secs
5 — 14 secs
Average Water temperature
13 °C
9.2 — 19.4 °C
Average Wind
WNW, 22 mph
0 — 52 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) |
|---|---|---|---|---|---|
| 8 | 9 | SW | 22 | 10.4 | |
| 10 | 9 | WSW | 28 | 9.8 | |
| 8 | 9 | NNW | 25 | 9.5 | |
| 4 | 8 | ENE | 16 | 10.4 | |
| 4 | 8 | ENE | 19 | 12.0 | |
| 4 | 7 | NW | 19 | 14.1 | |
| 4 | 7 | W | 18 | 15.8 | |
| 4 | 7 | W | 19 | 16.9 | |
| 5 | 8 | WNW | 17 | 15.9 | |
| 7 | 7 | WNW | 25 | 13.7 | |
| 8 | 9 | SSW | 24 | 12.5 | |
| 8 | 8 | WNW | 26 | 11.4 |