K4 wave buoy daily averages for Mar 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
10 ft
4.6 — 16.4 ft
Average Wave period
7 secs
5 — 10 secs
Average Water temperature
- °C
- — - °C
Average Wind
SW, 20 mph
3 — 39 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) |
|---|---|---|---|---|---|
| - | - | - | - | - | |
| 9 | 6 | SSE | 25 | - | |
| 8 | 6 | NNW | 20 | - | |
| 9 | 7 | NNE | 19 | - | |
| 7 | 8 | S | 6 | - | |
| 6 | 8 | SSW | 11 | - | |
| 8 | 6 | S | 24 | - | |
| 11 | 7 | SSE | 25 | - | |
| 9 | 7 | S | 19 | - | |
| 8 | 7 | SSW | 15 | - | |
| 7 | 7 | W | 15 | - | |
| 6 | 6 | NNW | 15 | - | |
| 5 | 6 | NW | 15 | - | |
| 5 | 5 | WSW | 16 | - | |
| 5 | 5 | SSW | 17 | - | |
| 13 | 7 | S | 30 | - | |
| 14 | 7 | SSW | 28 | - | |
| 14 | 7 | S | 32 | - | |
| 14 | 8 | WNW | 16 | - | |
| 9 | 7 | WSW | 15 | - | |
| 12 | 7 | SSW | 27 | - | |
| 15 | 7 | SW | 29 | - | |
| 14 | 7 | SSW | 22 | - | |
| 11 | 8 | SSW | 13 | - | |
| 9 | 6 | ENE | 23 | - | |
| 9 | 7 | NNE | 20 | - | |
| 10 | 7 | NNW | 17 | - | |
| 13 | 9 | N | 18 | - | |
| 12 | 7 | NE | 26 | - | |
| 12 | 7 | N | 26 | - | |
| 11 | 7 | NNW | 23 | - |