Sevenstones wave buoy monthly averages for 2019 last observation shown Data available: to
Average Wave Height
6 ft
0.7 — 12.5 ft
Average Wave period
8 secs
5 — 13 secs
Average Water temperature
13 °C
9.6 — 19.2 °C
Average Wind
W, 20 mph
2 — 48 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 | 9 | NW | 20 | 10.8 | |
| 8 | 9 | S | 22 | 10.2 | |
| 7 | 9 | WNW | 20 | 10.1 | |
| 6 | 9 | ESE | 20 | 10.5 | |
| 4 | 8 | NNW | 16 | 11.9 | |
| 4 | 7 | W | 17 | 14.1 | |
| 4 | 7 | NW | 15 | 17.2 | |
| 5 | 7 | WSW | 18 | 17.5 | |
| 5 | 7 | WNW | 21 | 15.9 | |
| 7 | 8 | WSW | 23 | 14.5 | |
| 8 | 8 | WNW | 24 | 12.3 | |
| 8 | 9 | SSW | 23 | 11.1 |