M5 wave buoy daily averages for Dec 2024 last observation shown Data available: to Monthly averages for
Average Wave Height
6 ft
2 — 14.4 ft
Average Wave period
6 secs
4 — 9 secs
Average Water temperature
12 °C
0 — 13 °C
Average Wind
W, 17 mph
0 — 31 mph
Chart showing grouped wave observations for M5. Use the table on this page for a text version of the same measurements.
About M5 wave buoy
M5 is an offshore data buoy in the Atlantic approaches (51.4100°N, 6.4200°W). It is positioned to monitor swell and storm waves moving toward Ireland and the UK, supporting marine warnings. It typically reports waves (height/period/direction) and basic meteorology.
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 8 | 7 | WSW | 17 | 13.0 | |
| 7 | 6 | NNW | 16 | 13.0 | |
| 4 | 5 | S | 10 | 12.9 | |
| 7 | 6 | SSW | 17 | 12.8 | |
| 10 | 6 | W | 20 | 12.8 | |
| 9 | 6 | SW | 19 | 12.8 | |
| 13 | 7 | NNW | 29 | 12.6 | |
| 10 | 6 | N | 24 | 12.4 | |
| 7 | 5 | NNE | 20 | 12.2 | |
| 6 | 5 | NE | 18 | 12.3 | |
| 3 | 4 | ENE | 13 | 12.3 | |
| 3 | 4 | E | 14 | 12.2 | |
| 3 | 5 | N | 13 | 12.1 | |
| 3 | 4 | NW | 16 | 11.9 | |
| 5 | 5 | W | 19 | 12.0 | |
| 5 | 5 | WSW | 17 | 11.3 | |
| 8 | 6 | S | 20 | 11.9 | |
| 12 | 8 | WNW | 15 | 11.8 | |
| 8 | 6 | NW | 20 | 11.8 | |
| 7 | 6 | W | 18 | 11.6 | |
| 10 | 6 | W | 23 | 11.6 | |
| 11 | 7 | NW | 24 | 11.4 | |
| 6 | 5 | WNW | 16 | 11.4 | |
| 4 | 5 | W | 16 | 11.4 | |
| 5 | 5 | SW | 14 | 11.4 | |
| 5 | 6 | SSW | 9 | 11.4 | |
| 3 | 6 | SSW | 7 | 11.0 | |
| 2 | 6 | WSW | 7 | 11.5 | |
| 3 | 5 | W | 13 | 11.5 | |
| 5 | 5 | WSW | 19 | 11.4 | |
| 9 | 6 | SW | 24 | 11.3 |