K4 wave buoy monthly averages for 2013 last observation shown Data available: to
Average Wave Height
10 ft
0 — 20 ft
Average Wave period
7 secs
4 — 11 secs
Average Water temperature
12 °C
9.6 — 18.9 °C
Average Wind
SW, 19 mph
0 — 54 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).
| Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 13 | 8 | SSW | 21 | 10.7 | |
| 12 | 8 | S | 23 | 10.5 | |
| 11 | 7 | E | 21 | 10.4 | |
| 12 | 7 | SSW | 21 | 10.4 | |
| 10 | 7 | WNW | 18 | 10.7 | |
| 7 | 6 | SW | 15 | 12.8 | |
| 5 | 6 | S | 12 | 15.3 | |
| 8 | 6 | W | 18 | 15.3 | |
| 9 | 7 | SW | 17 | 13.8 | |
| 9 | 7 | SSE | 18 | 13.2 | |
| 13 | 8 | W | 19 | 11.9 | |
| 15 | 8 | SW | 25 | 11.2 |