K4 wave buoy daily averages for Dec 2019 last observation shown Data available: to Monthly averages for
Average Wave Height
16 ft
4.9 — 36.7 ft
Average Wave period
8 secs
5 — 12 secs
Average Water temperature
11 °C
10.3 — 11.1 °C
Average Wind
WSW, 22 mph
2 — 46 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) |
|---|---|---|---|---|---|
| 8 | 7 | SSE | 17 | 10.6 | |
| 11 | 8 | NNW | 12 | 10.7 | |
| 16 | 8 | SW | 20 | 10.7 | |
| 19 | 8 | S | 31 | 10.7 | |
| 14 | 7 | S | 24 | 10.6 | |
| 14 | 8 | SE | 22 | 10.6 | |
| 10 | 7 | E | 20 | 10.4 | |
| 11 | 8 | WNW | 17 | 10.5 | |
| 16 | 8 | W | 20 | 10.5 | |
| 14 | 9 | W | 22 | 10.5 | |
| 10 | 9 | SSW | 8 | 10.5 | |
| 13 | 10 | SSE | 6 | 10.5 | |
| 16 | 8 | S | 22 | 10.5 | |
| 12 | 7 | ESE | 26 | 10.5 | |
| 10 | 8 | W | 11 | 10.5 | |
| 15 | 8 | NW | 23 | 10.5 | |
| 17 | 10 | WNW | 16 | 10.5 | |
| 21 | 9 | W | 28 | 10.6 | |
| 24 | 10 | W | 31 | 10.6 | |
| 19 | 9 | WSW | 24 | 10.8 | |
| 25 | 10 | W | 27 | 10.8 | |
| 21 | 8 | WSW | 33 | 10.8 | |
| 22 | 9 | WSW | 25 | 10.8 | |
| 28 | 10 | W | 37 | 10.8 | |
| 14 | 8 | SW | 27 | 10.8 | |
| 16 | 8 | W | 24 | 10.8 | |
| 21 | 9 | SW | 29 | 10.8 | |
| 16 | 8 | WSW | 26 | 10.9 | |
| 18 | 8 | SSW | 31 | 11.0 | |
| 8 | 6 | SW | 23 | 11.0 | |
| 6 | 8 | NW | 9 | 11.1 |