K4 wave buoy daily averages for Jun 2013 last observation shown Data available: to Monthly averages for
Average Wave Height
7 ft
2 — 14.1 ft
Average Wave period
6 secs
5 — 9 secs
Average Water temperature
13 °C
11 — 13.8 °C
Average Wind
SW, 15 mph
2 — 34 mph
Chart showing grouped wave observations for K4. Use the table on this page for a text version of the same measurements.
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) |
|---|---|---|---|---|---|
| 9 | 8 | W | 15 | 11.1 | |
| 6 | 6 | SSW | 14 | 11.3 | |
| 6 | 6 | SSE | 16 | 11.4 | |
| 10 | 9 | SE | 15 | 11.6 | |
| 7 | 8 | ESE | 7 | 12.1 | |
| 5 | 7 | NNE | 11 | 12.4 | |
| 3 | 6 | ENE | 7 | 12.9 | |
| 2 | 6 | SE | 8 | 13.1 | |
| 4 | 5 | SSE | 14 | 13.2 | |
| 6 | 6 | S | 14 | 12.7 | |
| 6 | 6 | SW | 10 | 13.1 | |
| 5 | 7 | WSW | 6 | 13.3 | |
| 5 | 5 | WSW | 14 | 13.3 | |
| 6 | 6 | SW | 17 | 13.0 | |
| 8 | 7 | NW | 12 | 12.9 | |
| 6 | 6 | NNE | 15 | 13.1 | |
| 4 | 5 | ENE | 11 | 13.3 | |
| 7 | 6 | WSW | 18 | 13.2 | |
| 11 | 7 | SW | 19 | 13.1 | |
| 9 | 7 | WNW | 14 | 13.2 | |
| 8 | 6 | WSW | 18 | 13.0 | |
| 11 | 7 | W | 22 | 12.8 | |
| 12 | 7 | NW | 19 | 12.7 | |
| 6 | 6 | SSW | 11 | 12.9 | |
| 6 | 6 | W | 12 | 13.1 | |
| 5 | 5 | SSW | 15 | 13.1 | |
| 7 | 5 | WSW | 20 | 13.0 | |
| 10 | 7 | W | 20 | 13.0 | |
| 9 | 6 | SW | 21 | 13.1 | |
| 13 | 7 | WSW | 28 | 13.0 |