K4 wave buoy daily averages for Sep 2017 last observation shown Data available: to Monthly averages for
Average Wave Height
11 ft
0.7 — 30.2 ft
Average Wave period
7 secs
5 — 17 secs
Average Water temperature
14 °C
13.1 — 34.7 °C
Average Wind
WSW, 18 mph
0 — 52 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) |
|---|---|---|---|---|---|
| 12 | 7 | WSW | 14 | 13.1 | |
| 23 | 9 | SW | 25 | 13.3 | |
| 12 | 7 | SSE | 25 | 13.3 | |
| 12 | 8 | WSW | 12 | 13.6 | |
| 12 | 7 | SSE | 22 | 13.8 | |
| 9 | 7 | SSE | 21 | 13.6 | |
| 14 | 9 | SSW | 12 | 13.7 | |
| 15 | 7 | S | 25 | 13.7 | |
| 7 | 6 | SSW | 13 | 13.6 | |
| 6 | 6 | SSW | 14 | 14.6 | |
| 7 | 6 | WSW | 11 | 13.7 | |
| 6 | 5 | S | 17 | 13.7 | |
| 5 | 6 | S | 13 | 13.7 | |
| 6 | 7 | ESE | 12 | 13.5 | |
| 7 | 7 | NNW | 12 | 13.4 | |
| 10 | 7 | NNW | 15 | 13.3 | |
| 12 | 7 | NNW | 18 | 13.4 | |
| 10 | 7 | NW | 18 | 13.5 | |
| 9 | 7 | W | 12 | 13.6 | |
| 18 | 9 | NW | 22 | 13.9 | |
| 17 | 8 | W | 29 | 14.1 | |
| 12 | 7 | NW | 24 | 14.5 | |
| 12 | 7 | WNW | 25 | 14.6 | |
| 10 | 6 | W | 19 | 14.6 | |
| 12 | 8 | W | 16 | 14.7 | |
| 13 | 8 | W | 22 | 14.8 | |
| 10 | 7 | SW | 22 | 14.8 | |
| 7 | 7 | SSW | 14 | 15.7 | |
| 7 | 5 | SSE | 18 | 14.8 | |
| 5 | 6 | SW | 11 | 14.9 |