K4 wave buoy daily averages for Aug 2011 last observation shown Data available: to Monthly averages for
Average Wave Height
6 ft
2.3 — 10.8 ft
Average Wave period
6 secs
4 — 8 secs
Average Water temperature
14 °C
13.6 — 14.7 °C
Average Wind
WSW, 14 mph
2 — 37 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) |
|---|---|---|---|---|---|
| 6 | 6 | SSW | 12 | 14.0 | |
| 6 | 6 | SSW | 15 | 14.0 | |
| 4 | 5 | SE | 13 | 14.0 | |
| 4 | 5 | NW | 16 | 14.0 | |
| 4 | 5 | SW | 13 | 14.0 | |
| 3 | 6 | ESE | 8 | 14.3 | |
| 4 | 6 | N | 11 | 14.4 | |
| 9 | 7 | N | 18 | 14.2 | |
| 8 | 7 | SW | 14 | 14.1 | |
| 10 | 7 | WSW | 19 | 14.0 | |
| 8 | 7 | N | 9 | 14.1 | |
| 7 | 6 | SSW | 16 | 14.0 | |
| 8 | 6 | W | 19 | 13.9 | |
| 9 | 6 | W | 19 | 14.0 | |
| 7 | 6 | WSW | 13 | 14.0 | |
| 6 | 5 | WNW | 17 | 13.9 | |
| 5 | 6 | NW | 8 | 14.4 | |
| 4 | 6 | S | 13 | 14.5 | |
| 7 | 5 | S | 27 | 14.4 | |
| 10 | 7 | SSW | 13 | 14.3 | |
| 7 | 7 | WNW | 12 | 14.3 | |
| 5 | 7 | SW | 9 | 14.4 | |
| 5 | 6 | SSW | 14 | 14.2 | |
| 6 | 6 | SSE | 15 | 14.1 | |
| 6 | 6 | NE | 16 | 14.1 | |
| 8 | 6 | NNW | 21 | 14.3 | |
| 8 | 6 | NNW | 19 | 14.2 | |
| 7 | 6 | NNW | 15 | 14.1 | |
| 8 | 7 | WNW | 13 | 14.1 | |
| 5 | 7 | SW | 8 | 14.1 | |
| 5 | 7 | SSE | 9 | 14.1 |