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Sevenstones wave buoy daily averages for Dec 2011 last observation shown Data available:  to  Monthly averages for

Average Wave Height

11 ft
3.6 — 27.6 ft

Average Wave period

9 secs
5 — 14 secs

Average Water temperature

12 °C
11.2 — 21.6 °C

Average Wind

W, 30 mph
7 — 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.

Sevenstones wave buoy daily averages Dec 2011 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
11 10 WNW 18 12.6
9 9 WNW 28 12.5
12 10 WNW 29 12.6
9 9 WNW 28 12.5
10 8 NW 31 12.3
9 8 WNW 33 12.3
13 9 WNW 33 12.4
11 9 WSW 36 12.4
10 9 NW 22 12.1
5 9 WNW 15 12.0
8 9 WSW 29 12.1
17 11 WSW 36 12.0
18 10 W 41 11.8
16 10 W 35 11.6
20 11 WNW 31 12.0
14 9 NW 36 11.5
13 9 NNW 34 11.4
7 8 NNW 24 11.4
6 7 WNW 27 11.5
6 7 WNW 35 11.6
7 7 NW 29 11.7
6 9 WSW 20 11.7
11 9 W 34 11.6
9 9 W 36 11.5
10 9 WSW 29 11.6
10 9 SW 26 11.6
10 10 SSW 24 11.6
11 9 WNW 35 11.4
12 9 WNW 37 11.3
8 8 W 31 11.5
8 8 W 29 11.6

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