K4 wave buoy daily averages for Sep 2012 last observation shown Data available: to Monthly averages for
Average Wave Height
11 ft
4.3 — 22 ft
Average Wave period
7 secs
5 — 10 secs
Average Water temperature
14 °C
13 — 15.1 °C
Average Wind
W, 21 mph
5 — 43 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) |
|---|---|---|---|---|---|
| 15 | 8 | WSW | 27 | 13.2 | |
| 12 | 7 | SW | 25 | 13.4 | |
| 15 | 8 | WNW | 28 | 13.4 | |
| 8 | 6 | W | 20 | 13.2 | |
| 15 | 8 | N | 26 | 13.3 | |
| 16 | 7 | N | 33 | 13.4 | |
| 8 | 8 | NNW | 9 | 13.6 | |
| 10 | 9 | SW | 12 | 13.7 | |
| 6 | 6 | S | 19 | 13.7 | |
| 5 | 6 | ENE | 11 | 13.7 | |
| 8 | 6 | NNE | 18 | 13.7 | |
| 7 | 7 | WSW | 12 | 13.8 | |
| 11 | 7 | NW | 19 | 13.8 | |
| 13 | 8 | WNW | 24 | 14.1 | |
| 12 | 7 | W | 23 | 14.4 | |
| 12 | 7 | WSW | 21 | 14.4 | |
| 18 | 9 | W | 24 | 14.5 | |
| 14 | 7 | WSW | 29 | 14.7 | |
| 10 | 7 | WSW | 17 | 14.7 | |
| 14 | 8 | WNW | 23 | 14.5 | |
| 9 | 7 | WNW | 16 | 15.0 | |
| 10 | 7 | S | 18 | 15.1 | |
| 7 | 6 | S | 19 | 15.1 | |
| 7 | 6 | WSW | 15 | 14.8 | |
| 10 | 7 | SW | 24 | 14.5 | |
| 12 | 8 | WSW | 16 | 14.3 | |
| 15 | 9 | W | 20 | 14.4 | |
| 10 | 6 | SW | 26 | 14.6 | |
| 8 | 7 | SW | 18 | 14.4 | |
| 12 | 7 | SW | 23 | 14.3 |