K4 wave buoy daily averages for Jul 2014 last observation shown Data available: to Monthly averages for
Average Wave Height
6 ft
2.3 — 11.5 ft
Average Wave period
6 secs
4 — 8 secs
Average Water temperature
15 °C
14.3 — 16.7 °C
Average Wind
WSW, 15 mph
0 — 32 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) |
|---|---|---|---|---|---|
| 4 | 6 | SSE | 10 | 15.9 | |
| 10 | 7 | WSW | 21 | 15.3 | |
| 11 | 7 | SW | 23 | 15.1 | |
| 10 | 7 | NW | 19 | 15.0 | |
| 10 | 7 | WNW | 18 | 15.0 | |
| 10 | 7 | WNW | 20 | 14.7 | |
| 8 | 6 | W | 17 | 14.6 | |
| 7 | 6 | NW | 15 | 14.7 | |
| 5 | 5 | WSW | 13 | 14.7 | |
| 4 | 6 | SW | 8 | 15.2 | |
| 5 | 6 | WSW | 14 | 15.3 | |
| 8 | 6 | W | 19 | 15.3 | |
| 7 | 6 | WSW | 17 | 15.2 | |
| 7 | 5 | WNW | 18 | 15.1 | |
| 6 | 5 | SSW | 15 | 15.1 | |
| 6 | 5 | W | 15 | 15.3 | |
| 4 | 5 | SSE | 12 | 15.3 | |
| 4 | 5 | E | 11 | 15.4 | |
| 5 | 5 | WSW | 13 | 15.5 | |
| 4 | 5 | SW | 14 | 15.6 | |
| 5 | 5 | S | 17 | 15.7 | |
| 5 | 6 | S | 8 | 15.8 | |
| 6 | 7 | S | 10 | 15.5 | |
| 4 | 6 | NNW | 5 | 16.0 | |
| 3 | 5 | N | 9 | 16.4 | |
| 3 | 5 | W | 13 | 16.4 | |
| 5 | 5 | NW | 15 | 16.3 | |
| 5 | 5 | W | 15 | 16.2 | |
| 10 | 6 | WNW | 20 | 16.1 | |
| 9 | 6 | W | 18 | 16.1 | |
| 6 | 6 | WNW | 12 | 16.0 |