K4 wave buoy daily averages for Mar 2014 last observation shown Data available: to Monthly averages for
Average Wave Height
14 ft
6.9 — 24.6 ft
Average Wave period
8 secs
5 — 13 secs
Average Water temperature
10 °C
9.8 — 10.3 °C
Average Wind
WSW, 21 mph
2 — 46 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) |
|---|---|---|---|---|---|
| 14 | 8 | W | 18 | 10.0 | |
| 13 | 8 | SW | 19 | 10.0 | |
| 23 | 10 | NW | 25 | 10.0 | |
| 14 | 8 | WNW | 17 | 10.0 | |
| 14 | 7 | WSW | 27 | 10.0 | |
| 16 | 9 | SW | 20 | 9.9 | |
| 20 | 9 | WSW | 29 | 9.9 | |
| 22 | 9 | S | 40 | 10.1 | |
| 19 | 9 | WSW | 19 | 10.1 | |
| 12 | 8 | SSW | 18 | 10.1 | |
| 15 | 8 | S | 22 | 10.0 | |
| 12 | 8 | SSW | 21 | 10.0 | |
| 9 | 8 | S | 14 | 10.1 | |
| 9 | 6 | WSW | 23 | 10.1 | |
| 11 | 7 | W | 24 | 10.2 | |
| 11 | 7 | W | 23 | 10.2 | |
| 10 | 7 | SW | 23 | 10.1 | |
| 16 | 8 | WSW | 31 | 10.1 | |
| 20 | 8 | SW | 34 | 10.1 | |
| 20 | 9 | WSW | 33 | 10.0 | |
| 19 | 9 | WSW | 27 | 10.0 | |
| 19 | 8 | WNW | 33 | 10.0 | |
| 15 | 8 | SW | 18 | 10.0 | |
| 18 | 8 | S | 32 | 10.0 | |
| 17 | 8 | NW | 24 | 9.9 | |
| 11 | 8 | SSW | 10 | 9.9 | |
| 10 | 8 | NE | 7 | 9.9 | |
| 13 | 9 | N | 2 | 9.9 | |
| 8 | 6 | N | 2 | 9.9 | |
| 9 | 7 | N | 2 | 9.9 | |
| 10 | 8 | NE | 10 | 9.9 |