K4 wave buoy daily averages for Oct 2013 last observation shown Data available: to Monthly averages for
Average Wave Height
10 ft
3.6 — 36.1 ft
Average Wave period
7 secs
4 — 13 secs
Average Water temperature
13 °C
12.5 — 13.8 °C
Average Wind
S, 19 mph
3 — 38 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) |
|---|---|---|---|---|---|
| 27 | 10 | WSW | 32 | 12.6 | |
| 15 | 8 | SW | 27 | 12.7 | |
| 15 | 8 | W | 21 | 12.7 | |
| 17 | 8 | NW | 29 | 12.6 | |
| 28 | 11 | W | 29 | 12.8 | |
| 13 | 7 | SSW | 26 | 12.9 | |
| 10 | 7 | N | 22 | 12.8 | |
| 9 | 7 | ENE | 14 | 12.9 | |
| 10 | 6 | WNW | 19 | 12.9 | |
| 10 | 6 | N | 29 | 13.1 | |
| 8 | 7 | E | 14 | 13.1 | |
| 8 | 7 | SE | 7 | 13.2 | |
| 8 | 7 | SE | 12 | 13.0 | |
| 10 | 7 | SE | 19 | 13.0 | |
| 10 | 7 | SSE | 13 | 13.1 | |
| 10 | 7 | S | 18 | 13.2 | |
| 10 | 6 | ESE | 25 | 13.2 | |
| 5 | 5 | ESE | 16 | 13.1 | |
| 5 | 6 | ESE | 14 | 13.2 | |
| 6 | 6 | SE | 17 | 13.4 | |
| 6 | 6 | SE | 17 | 13.5 | |
| 10 | 8 | ENE | 11 | 13.5 | |
| 10 | 7 | NNW | 20 | 13.6 | |
| 9 | 7 | WNW | 15 | 13.6 | |
| 12 | 7 | SW | 22 | 13.6 | |
| 11 | 7 | SSW | 22 | 13.6 | |
| 7 | 6 | SSW | 20 | 13.6 | |
| 5 | 5 | W | 15 | 13.6 | |
| 6 | 6 | WSW | 12 | 13.7 | |
| 7 | 6 | ESE | 17 | 13.5 | |
| 7 | 6 | ESE | 15 | 13.5 |