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K4 wave buoy daily averages for Dec 2012 last observation shown Data available:  to  Monthly averages for

Average Wave Height

14 ft
7.9 — 24 ft

Average Wave period

8 secs
0 — 13 secs

Average Water temperature

11 °C
10.7 — 11.3 °C

Average Wind

SW, 22 mph
0 — 45 mph

Chart showing grouped wave observations for K4. Use the table on this page for a text version of the same measurements.

About K4 wave buoy

K4 (WMO 62105) is an offshore North Atlantic buoy west/north‑west of the UK (55.4000°N, 12.2000°W). It was positioned to observe storm waves and swell moving toward northern UK waters, supporting marine warning services. It typically measures directional waves and core meteorology (wind/pressure/air temperature).

K4 wave buoy daily averages Dec 2012 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
10 7 ENE 13 11.1
16 9 WSW 20 11.1
18 8 W 27 11.1
20 9 NW 28 11.2
11 7 WSW 14 11.2
16 7 WNW 31 11.2
12 7 NW 13 11.2
8 5 W 19 11.1
8 7 NE 13 11.1
11 7 ESE 24 11.1
13 7 SSE 27 11.1
13 8 SE 27 11.1
14 8 SE 30 11.1
15 8 SW 25 11.0
14 9 WSW 21 11.1
13 9 SW 17 11.3
13 9 WNW 13 11.1
10 7 SSE 21 11.0
15 7 SSE 29 11.0
12 8 S 15 11.1
10 7 S 22 11.1
11 7 SW 17 11.0
13 7 WSW 23 11.1
10 8 WSW 13 10.9
11 7 WNW 23 10.9
13 7 WSW 21 10.9
16 9 WSW 20 10.9
20 8 SSW 35 10.9
23 9 W 36 10.9
22 9 SW 29 10.8
19 9 WNW 30 10.7

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