K4 wave buoy daily averages for Feb 2016 last observation shown Data available: to Monthly averages for
Average Wave Height
16 ft
0 — 29.9 ft
Average Wave period
8 secs
0 — 13 secs
Average Water temperature
10 °C
9.1 — 18 °C
Average Wind
W, 21 mph
0 — 67 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) |
|---|---|---|---|---|---|
| 18 | 7 | SW | 43 | 10.3 | |
| 25 | 10 | WNW | 31 | 10.3 | |
| 17 | 9 | W | 27 | 10.3 | |
| 13 | 7 | WSW | 25 | 10.3 | |
| 17 | 8 | WSW | 23 | 10.3 | |
| 19 | 8 | SW | 25 | 10.2 | |
| 21 | 9 | WSW | 27 | 10.2 | |
| 22 | 10 | WNW | 23 | 10.2 | |
| 22 | 9 | WNW | 24 | 10.2 | |
| 14 | 9 | N | 7 | 10.1 | |
| 10 | 8 | NNE | 8 | 10.2 | |
| 9 | 7 | E | 16 | 10.1 | |
| 13 | 8 | ESE | 19 | 10.1 | |
| 14 | 8 | NE | 18 | 10.1 | |
| 14 | 8 | S | 24 | 10.1 | |
| 22 | 9 | SW | 29 | 10.1 | |
| 22 | 10 | WSW | 23 | 10.1 | |
| 21 | 10 | W | 17 | 10.2 | |
| 16 | 8 | WSW | 25 | 10.1 | |
| 23 | 9 | W | 26 | 10.1 | |
| 21 | 9 | W | 20 | 10.1 | |
| 15 | 9 | NW | 16 | 10.0 | |
| 11 | 8 | NE | 8 | 10.5 | |
| 8 | 7 | N | 10 | 10.1 | |
| 7 | 7 | SSW | 13 | 10.0 | |
| 13 | 8 | NNW | 23 | 10.1 | |
| 12 | 8 | N | 21 | 10.0 | |
| 8 | 6 | SSE | 18 | 9.9 | |
| 11 | 7 | SW | 22 | 10.0 |