K4 wave buoy monthly averages for 2025 last observation shown Data available: to
Average Wave Height
- ft
- — - ft
Average Wave period
- secs
- — - secs
Average Water temperature
12 °C
9.5 — 14.8 °C
Average Wind
WSW, 21 mph
1 — 58 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) |
|---|---|---|---|---|---|
| - | - | WNW | 25 | 10.9 | |
| - | - | SSW | 28 | 10.5 | |
| - | - | WSW | 21 | 10.6 | |
| - | - | S | 17 | 10.9 | |
| - | - | ESE | 15 | 12.7 | |
| - | - | WSW | 20 | 12.8 | |
| - | - | W | 17 | 12.9 | |
| - | - | SW | 18 | - | |
| - | - | WSW | 22 | - | |
| - | - | WSW | 23 | - | |
| - | - | NW | 23 | - | |
| - | - | SSW | 23 | - |