K4 wave buoy daily averages for Aug 2020 last observation shown Data available: to Monthly averages for
Average Wave Height
6 ft
2.3 — 10.5 ft
Average Wave period
6 secs
0 — 8 secs
Average Water temperature
15 °C
13.5 — 15.8 °C
Average Wind
, 0 mph
0 — 0 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 | 7 | - | - | 13.7 | |
| 8 | 7 | - | - | 13.7 | |
| 7 | 6 | - | - | 13.7 | |
| 9 | 6 | - | - | 13.8 | |
| 8 | 7 | - | - | 14.1 | |
| 8 | 6 | - | - | 14.0 | |
| 7 | 6 | - | - | 14.2 | |
| 5 | 6 | - | - | 14.3 | |
| 4 | 6 | - | - | 14.6 | |
| 5 | 6 | - | - | 14.6 | |
| 4 | 7 | - | - | 15.1 | |
| 3 | 6 | - | - | 15.2 | |
| 6 | 5 | - | - | 15.0 | |
| 5 | 5 | - | - | 14.6 | |
| 4 | 5 | - | - | 14.6 | |
| 3 | 5 | - | - | 14.7 | |
| 3 | 6 | - | - | 14.9 | |
| 3 | 6 | - | - | 15.2 | |
| 5 | 5 | - | - | 15.3 | |
| 10 | 6 | - | - | 15.0 | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| - | - | - | - | - |