M3 wave buoy daily averages for Oct 2024 last observation shown Data available: to Monthly averages for
Average Wave Height
9 ft
3 — 18.4 ft
Average Wave period
7 secs
5 — 10 secs
Average Water temperature
14 °C
13.4 — 14.9 °C
Average Wind
SSW, 19 mph
2 — 45 mph
Chart showing grouped wave observations for M3. Use the table on this page for a text version of the same measurements.
About M3 wave buoy
M3 is an offshore data buoy in the Atlantic approaches (51.1300°N, 10.3300°W). It provides upstream observations of swell and storm conditions relevant to Ireland/UK marine forecasts. It typically measures wave height/period/direction plus basic meteorological variables.
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 4 | 5 | N | 13 | 14.6 | |
| 5 | 5 | E | 17 | 14.6 | |
| 6 | 5 | SSE | 22 | 14.7 | |
| 7 | 6 | S | 19 | 14.8 | |
| 10 | 6 | S | 25 | 14.9 | |
| 14 | 8 | SSW | 23 | 14.8 | |
| 12 | 8 | SSE | 22 | 14.7 | |
| 8 | 6 | N | 19 | 14.7 | |
| 9 | 7 | N | 21 | 14.6 | |
| 8 | 7 | N | 15 | 14.4 | |
| 4 | 7 | ENE | 7 | 14.2 | |
| 5 | 6 | NW | 12 | 14.2 | |
| 7 | 7 | SE | 18 | 14.2 | |
| 6 | 6 | ESE | 14 | 14.4 | |
| 7 | 6 | SSE | 22 | 14.3 | |
| 11 | 8 | SSW | 18 | 14.4 | |
| 14 | 8 | W | 20 | 14.3 | |
| 12 | 7 | SW | 24 | 14.4 | |
| 16 | 9 | SSW | 26 | 14.4 | |
| 16 | 7 | SW | 33 | 14.4 | |
| 14 | 8 | WSW | 22 | 14.0 | |
| 11 | 8 | WSW | 15 | 14.0 | |
| 9 | 7 | S | 24 | 13.9 | |
| 14 | 7 | S | 26 | 13.9 | |
| 15 | 8 | N | 25 | 13.9 | |
| 9 | 7 | NNW | 17 | 13.8 | |
| 11 | 8 | WSW | 19 | 13.5 | |
| 10 | 7 | WNW | 16 | 13.6 | |
| 8 | 8 | WSW | 7 | 13.6 | |
| 6 | 8 | SE | 9 | 13.6 | |
| 4 | 7 | SSE | 8 | 13.5 |