K4 wave buoy daily averages for Aug 2012 last observation shown Data available: to Monthly averages for
Average Wave Height
7 ft
2.6 — 23.6 ft
Average Wave period
6 secs
4 — 10 secs
Average Water temperature
15 °C
13.7 — 16.2 °C
Average Wind
SE, 16 mph
2 — 44 mph
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).
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 9 | 7 | SW | 22 | 14.1 | |
| 10 | 8 | W | 13 | 13.9 | |
| 15 | 8 | NNE | 22 | 14.3 | |
| 12 | 7 | SSW | 22 | 14.6 | |
| 17 | 8 | SW | 31 | 14.8 | |
| 7 | 5 | SSE | 23 | 15.3 | |
| 5 | 6 | N | 11 | 15.3 | |
| 6 | 6 | NE | 13 | 15.5 | |
| 6 | 6 | S | 10 | 15.5 | |
| 9 | 6 | WSW | 19 | 15.5 | |
| 5 | 5 | SW | 14 | 15.3 | |
| 7 | 6 | SSW | 17 | 15.3 | |
| 9 | 6 | SSE | 22 | 15.2 | |
| 7 | 6 | SSE | 13 | 15.2 | |
| 7 | 7 | SE | 14 | 15.1 | |
| 10 | 6 | SSE | 21 | 15.1 | |
| 8 | 6 | E | 23 | 15.4 | |
| 5 | 6 | SSE | 12 | 15.7 | |
| 5 | 6 | E | 11 | 15.8 | |
| 4 | 5 | SE | 9 | 15.4 | |
| 5 | 5 | ESE | 14 | 15.1 | |
| 4 | 6 | E | 12 | 15.3 | |
| 3 | 6 | S | 7 | 15.1 | |
| 4 | 6 | E | 9 | 14.9 | |
| 3 | 5 | E | 10 | 14.7 | |
| 4 | 5 | WNW | 9 | 14.7 | |
| 5 | 5 | N | 14 | 14.5 | |
| 7 | 5 | N | 19 | 14.4 | |
| 7 | 6 | NE | 20 | 14.4 | |
| 10 | 6 | SE | 24 | 14.5 | |
| 10 | 6 | SSW | 25 | 14.6 |