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K4 wave buoy daily averages for Mar 2017 last observation shown Data available:  to  Monthly averages for

Average Wave Height

12 ft
0 — 21 ft

Average Wave period

8 secs
0 — 11 secs

Average Water temperature

11 °C
10.3 — 14.7 °C

Average Wind

SW, 18 mph
0 — 41 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 Mar 2017 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
10 8 NNW 9 10.7
14 9 WSW 16 10.7
10 8 NNE 16 10.5
9 7 NNW 12 11.0
10 7 W 16 11.0
18 9 W 21 10.9
14 8 SW 21 11.0
15 7 WSW 24 11.0
10 7 SSW 14 10.8
11 7 S 21 10.4
10 7 SSW 19 10.7
12 7 WSW 21 10.9
15 8 SW 25 10.7
20 9 W 29 10.5
16 9 SSW 22 10.7
18 9 W 27 10.9
18 8 WSW 27 10.7
15 8 WSW 20 10.8
15 8 WSW 21 10.7
17 8 W 26 10.5
17 9 WNW 14 10.5
13 8 N 22 10.5
10 8 NE 10 10.5
7 7 SSW 14 10.5
10 9 SSW 11 10.6
8 8 ENE 11 10.6
7 7 ESE 13 10.6
5 6 ESE 13 10.6
10 6 SSE 20 10.6
11 7 S 18 10.6
9 8 S 9 10.7

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