M5 wave buoy daily averages for May 2024 last observation shown Data available: to Monthly averages for
Average Wave Height
4 ft
0.7 — 7.5 ft
Average Wave period
5 secs
3 — 8 secs
Average Water temperature
13 °C
11 — 15.4 °C
Average Wind
NW, 14 mph
0 — 33 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) |
|---|---|---|---|---|---|
| 5 | 5 | SE | 13 | 11.4 | |
| 4 | 4 | WNW | 19 | 11.3 | |
| 3 | 4 | W | 17 | 11.1 | |
| 2 | 5 | SSW | 9 | 11.5 | |
| 4 | 5 | NE | 14 | 11.5 | |
| 3 | 6 | NNW | 9 | 11.7 | |
| 2 | 5 | NW | 9 | 12.0 | |
| 2 | 5 | SSW | 9 | 12.3 | |
| 3 | 7 | ESE | 8 | 12.7 | |
| 3 | 7 | ESE | 7 | 13.3 | |
| 3 | 5 | ESE | 9 | 13.8 | |
| 3 | 6 | SSW | 10 | 14.0 | |
| 6 | 5 | SSE | 19 | 13.1 | |
| 7 | 6 | E | 21 | 12.6 | |
| 5 | 5 | E | 17 | 12.7 | |
| 3 | 5 | NE | 11 | 12.8 | |
| 3 | 5 | NNE | 10 | 13.4 | |
| 3 | 5 | N | 11 | 13.4 | |
| 3 | 4 | NNE | 16 | 13.2 | |
| 2 | 4 | NE | 8 | 13.8 | |
| 1 | 5 | W | 6 | 14.6 | |
| 3 | 4 | NW | 16 | 14.3 | |
| 5 | 4 | NW | 21 | 13.6 | |
| 2 | 4 | W | 12 | 13.6 | |
| 4 | 5 | SSE | 19 | 13.7 | |
| 7 | 5 | W | 21 | 13.6 | |
| 6 | 6 | SW | 15 | 13.6 | |
| 6 | 5 | WSW | 22 | 13.7 | |
| 5 | 5 | W | 16 | 13.7 | |
| 5 | 5 | NW | 22 | 13.7 | |
| 4 | 5 | N | 13 | 13.8 |