M2 wave buoy observations on Wed, Sep 17, 2025 last observation shown oldest observation available Daily averages for
Line chart showing wave height and wave period for M2. Use the detailed observations table below for the same data in text form.
About M2 wave buoy
M2 is an offshore data buoy in the NE Atlantic west/south‑west of Ireland (53.2900°N, 5.2600°W). It is placed to observe approaching Atlantic sea states and weather systems, improving warnings and forecasts for Ireland and the UK. It typically reports directional wave parameters and standard meteorology.
| Hour | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 3 | 4 | SSE | 20 | - | |
| 4 | 4 | SSE | 24 | - | |
| 5 | 4 | SSE | 26 | - | |
| 6 | 4 | SSE | 31 | - | |
| 7 | 5 | S | 33 | - | |
| 8 | 5 | SSW | 29 | - | |
| 8 | 5 | S | 24 | - | |
| 8 | 5 | S | 24 | - | |
| 7 | 5 | S | 24 | - | |
| 7 | 5 | SSW | 24 | - | |
| 6 | 5 | SSW | 24 | - | |
| 6 | 5 | SSW | 22 | - | |
| 5 | 5 | SSW | 18 | - | |
| 5 | 5 | SSW | 14 | - | |
| 5 | 5 | SSW | 16 | - | |
| 5 | 5 | SSW | 16 | - | |
| 5 | 5 | SSW | 18 | - | |
| 5 | 5 | SW | 16 | - | |
| 6 | 5 | WSW | 16 | - | |
| 6 | 5 | WSW | 20 | - | |
| 5 | 5 | WSW | 20 | - | |
| 5 | 5 | WSW | 20 | - | |
| 5 | 5 | WSW | 20 | - | |
| 5 | 5 | WSW | 16 | - |