M5 wave buoy daily averages for Jun 2023 last observation shown Data available: to Monthly averages for
Average Wave Height
4 ft
1.3 — 6.6 ft
Average Wave period
4 secs
3 — 7 secs
Average Water temperature
17 °C
13.3 — 19.7 °C
Average Wind
S, 14 mph
0 — 26 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) |
|---|---|---|---|---|---|
| 4 | 4 | NE | 17 | 14.0 | |
| 3 | 4 | NE | 15 | 13.6 | |
| 3 | 4 | NE | 14 | 13.9 | |
| 2 | 3 | NE | 14 | 14.4 | |
| 2 | 3 | ENE | 13 | 15.1 | |
| 3 | 4 | ENE | 13 | 15.3 | |
| 4 | 4 | ENE | 18 | 14.9 | |
| 5 | 4 | NE | 20 | 14.9 | |
| 5 | 5 | ENE | 18 | 15.0 | |
| 4 | 5 | ESE | 13 | 15.0 | |
| 3 | 6 | S | 6 | 15.4 | |
| 2 | 5 | NNE | 5 | 16.2 | |
| 2 | 5 | N | 8 | 16.9 | |
| 2 | 4 | SW | 7 | 17.2 | |
| 2 | 6 | WSW | 6 | 17.7 | |
| 3 | 5 | SE | 13 | 17.7 | |
| 4 | 5 | SSE | 12 | 17.6 | |
| 3 | 5 | S | 12 | 17.8 | |
| 4 | 4 | SSW | 15 | 17.9 | |
| 3 | 4 | SSW | 10 | 18.2 | |
| 2 | 4 | WSW | 11 | 18.6 | |
| 2 | 4 | SW | 11 | 19.1 | |
| 5 | 4 | SSW | 20 | 18.7 | |
| 6 | 5 | S | 17 | 18.2 | |
| 6 | 5 | SSW | 19 | 18.4 | |
| 6 | 5 | WSW | 20 | 18.1 | |
| 5 | 5 | SW | 20 | 18.0 | |
| 4 | 5 | W | 15 | 17.4 | |
| 4 | 5 | WNW | 18 | 17.7 | |
| 5 | 5 | WSW | 21 | 17.4 |