K4 wave buoy daily averages for Oct 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
10 ft
2.6 — 19 ft
Average Wave period
7 secs
4 — 11 secs
Average Water temperature
13 °C
13 — 14 °C
Average Wind
WSW, 17 mph
0 — 40 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) |
|---|---|---|---|---|---|
| 12 | 7 | SW | 24 | - | |
| 17 | 9 | SSW | 27 | - | |
| 12 | 8 | WSW | 20 | - | |
| 14 | 7 | SSW | 27 | - | |
| 18 | 9 | SW | 22 | - | |
| 14 | 8 | SW | 19 | - | |
| 11 | 7 | SSE | 24 | - | |
| 15 | 8 | ESE | 24 | - | |
| 12 | 8 | E | 20 | - | |
| 8 | 7 | E | 13 | - | |
| 5 | 6 | ENE | 7 | - | |
| 3 | 6 | NNW | 5 | - | |
| 4 | 8 | NNE | 6 | 13.8 | |
| 5 | 9 | N | 7 | 13.7 | |
| 5 | 6 | NW | 13 | 13.8 | |
| 5 | 7 | S | 8 | 13.7 | |
| 8 | 6 | W | 20 | 13.5 | |
| 14 | 8 | WNW | 24 | 13.0 | |
| 12 | 8 | NNW | 19 | 13.0 | |
| 9 | 7 | NW | 13 | 13.0 | |
| 7 | 6 | W | 18 | 13.0 | |
| 10 | 8 | WNW | 13 | 13.0 | |
| 9 | 8 | NNE | 12 | 13.0 | |
| 7 | 7 | E | 9 | 13.0 | |
| 12 | 7 | S | 26 | 13.0 | |
| 11 | 8 | SW | 16 | 13.0 | |
| 12 | 7 | WSW | 24 | 13.0 | |
| 15 | 8 | SSW | 25 | 13.0 | |
| 13 | 8 | WNW | 21 | 13.0 | |
| 10 | 8 | WNW | 11 | 13.0 | |
| 12 | 10 | NW | 9 | 13.0 |