Skip to content

K4 wave buoy daily averages for Dec 2015 last observation shown Data available:  to  Monthly averages for

Average Wave Height

17 ft
8.2 — 26.6 ft

Average Wave period

8 secs
6 — 12 secs

Average Water temperature

11 °C
10.5 — 11.7 °C

Average Wind

SW, 23 mph
0 — 49 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 2015 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
17 8 SSW 34 11.5
18 9 W 19 11.6
16 9 WSW 17 11.5
17 8 SW 35 11.5
24 11 W 19 11.4
19 10 W 15 11.1
19 9 SSE 25 10.8
17 9 WSW 23 10.8
21 9 SW 33 10.9
20 9 WSW 29 10.8
17 8 WNW 23 10.7
10 8 NNE 14 10.9
9 7 ENE 20 11.1
12 7 ENE 24 11.1
13 7 ESE 23 11.0
12 8 SSW 22 11.0
14 8 SSW 24 11.1
14 8 S 25 11.1
22 9 SSW 29 11.1
18 8 WSW 25 10.9
18 8 WSW 27 10.9
23 10 WSW 33 10.9
23 9 SW 29 10.8
18 9 W 19 10.6
14 9 SW 9 10.6
12 9 N 6 10.8
13 7 S 26 10.8
20 9 SSW 23 10.7
16 9 S 22 10.7
23 10 WSW 20 10.8
18 9 SW 26 10.8

› Wave Buoy List