K4 wave buoy daily averages for Apr 2013 last observation shown Data available: to Monthly averages for
Average Wave Height
13 ft
2.6 — 27.2 ft
Average Wave period
8 secs
4 — 11 secs
Average Water temperature
10 °C
10 — 10.9 °C
Average Wind
SSW, 22 mph
2 — 40 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) |
|---|---|---|---|---|---|
| 10 | 8 | WSW | 19 | 10.7 | |
| 19 | 9 | NW | 25 | 10.7 | |
| 18 | 8 | WNW | 31 | 10.7 | |
| 9 | 7 | WNW | 17 | 10.7 | |
| 14 | 8 | NNW | 25 | 10.6 | |
| 12 | 8 | WNW | 22 | 10.8 | |
| 17 | 10 | W | 17 | 10.6 | |
| 21 | 10 | W | 19 | 10.8 | |
| 16 | 8 | W | 26 | 10.8 | |
| 17 | 9 | WSW | 23 | 10.7 | |
| 13 | 7 | SW | 26 | 10.6 | |
| 11 | 7 | SW | 19 | 10.6 | |
| 16 | 8 | WNW | 26 | 10.5 | |
| 11 | 7 | SE | 24 | 10.5 | |
| 16 | 8 | WSW | 27 | 10.5 | |
| 16 | 9 | SSE | 19 | 10.5 | |
| 20 | 9 | SSW | 31 | 10.1 | |
| 11 | 7 | SE | 25 | 9.9 | |
| 7 | 7 | NNW | 12 | 10.2 | |
| 7 | 6 | NNE | 24 | 10.1 | |
| 9 | 7 | E | 20 | 10.1 | |
| 11 | 7 | E | 24 | 10.0 | |
| 12 | 7 | E | 26 | 10.2 | |
| 11 | 7 | ESE | 21 | 10.2 | |
| 8 | 6 | S | 23 | 10.3 | |
| 4 | 6 | SSE | 9 | 10.1 | |
| 5 | 6 | ENE | 10 | 10.1 | |
| 8 | 6 | E | 18 | 10.1 | |
| 14 | 7 | ESE | 26 | 10.2 | |
| 16 | 8 | ESE | 30 | 10.2 |