K4 wave buoy daily averages for Dec 2016 last observation shown Data available: to Monthly averages for
Average Wave Height
17 ft
0 — 36.4 ft
Average Wave period
8 secs
0 — 13 secs
Average Water temperature
11 °C
10.7 — 11.6 °C
Average Wind
SSW, 23 mph
0 — 51 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) |
|---|---|---|---|---|---|
| 18 | 9 | WNW | 23 | 10.7 | |
| 17 | 8 | SW | 28 | 10.8 | |
| 18 | 9 | SSW | 27 | 10.8 | |
| 17 | 8 | S | 24 | 10.8 | |
| 18 | 8 | S | 23 | 10.8 | |
| 23 | 9 | WSW | 23 | 10.8 | |
| 25 | 10 | WSW | 32 | 10.8 | |
| 24 | 10 | WSW | 27 | 10.8 | |
| 28 | 10 | WSW | 36 | 10.8 | |
| 27 | 10 | WSW | 26 | 10.9 | |
| 28 | 10 | W | 33 | 10.9 | |
| 24 | 9 | SW | 26 | 11.0 | |
| 19 | 9 | WSW | 20 | 11.0 | |
| 15 | 7 | S | 24 | 11.0 | |
| 17 | 8 | SSW | 28 | 11.0 | |
| 21 | 11 | WSW | 19 | 11.1 | |
| 22 | 9 | SSW | 26 | 11.1 | |
| 15 | 7 | SSW | 26 | 11.1 | |
| 11 | 7 | SE | 20 | 11.2 | |
| 14 | 9 | NE | 15 | 11.2 | |
| 13 | 7 | SSW | 22 | 11.2 | |
| 19 | 9 | WSW | 25 | 11.2 | |
| 23 | 9 | SSW | 33 | 11.3 | |
| 12 | 7 | S | 18 | 11.3 | |
| 12 | 7 | SSW | 17 | 11.3 | |
| 11 | 6 | SSE | 23 | 11.2 | |
| 7 | 6 | SE | 16 | 11.2 | |
| 7 | 6 | ESE | 17 | 11.3 | |
| 7 | 6 | SE | 17 | 11.4 | |
| 7 | 6 | SSE | 14 | 11.4 | |
| 7 | 8 | S | 10 | 11.5 |