K4 wave buoy daily averages for Aug 2010 last observation shown Data available: to Monthly averages for
Average Wave Height
5 ft
2.3 — 8.5 ft
Average Wave period
6 secs
4 — 9 secs
Average Water temperature
- °C
- — - °C
Average Wind
W, 11 mph
2 — 45 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) |
|---|---|---|---|---|---|
| 5 | 6 | NNW | 8 | - | |
| 5 | 6 | WSW | 11 | - | |
| 7 | 6 | W | 14 | - | |
| 8 | 6 | WNW | 17 | - | |
| 6 | 6 | WSW | 12 | - | |
| 6 | 6 | WNW | 13 | - | |
| 6 | 6 | NW | 11 | - | |
| 5 | 5 | SSW | 16 | - | |
| 6 | 5 | W | 18 | - | |
| 5 | 6 | NW | 10 | - | |
| 4 | 5 | NNW | 15 | - | |
| 5 | 5 | NNW | 12 | - | |
| 4 | 6 | WNW | 6 | - | |
| 3 | 5 | NNW | 10 | - | |
| 3 | 6 | SSW | 5 | - | |
| 3 | 5 | W | 11 | - | |
| 5 | 5 | WSW | 13 | - | |
| 7 | 7 | W | 11 | - | |
| 5 | 7 | S | 6 | - | |
| 8 | 6 | E | 22 | - | |
| 8 | 6 | WSW | 15 | - | |
| 7 | 7 | WNW | 5 | - | |
| 7 | 6 | NW | 19 | - | |
| 7 | 7 | W | 8 | - | |
| 5 | 7 | WSW | 4 | - | |
| 4 | 7 | NNW | 3 | - | |
| 4 | 6 | WNW | 11 | - | |
| 7 | 6 | WNW | 20 | - | |
| 7 | 6 | NNE | 11 | - | |
| 6 | 7 | SE | 7 | - | |
| 5 | 6 | SSE | 10 | - |