M2 wave buoy observations on Sat, Dec 20, 2025last observation shownSat, Dec 20, 2025, 23:00oldest observation availableSat, Apr 29, 2023Daily averages for Dec 2025

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.

M2 wave buoy hourly observations Sat, Dec 20, 2025last observation shown Sat, Dec 20, 2025
Hour	Wave height (ft)	Wave Period (s)	Wind Direction	Wind Speed (mph)	Water Temp (°C)
Sat 00:00	5	5	SSW	22	12.2
Sat 01:00	5	5	SSW	22	12.2
Sat 02:00	5	5	S	22	12.2
Sat 03:00	5	5	S	24	12.2
Sat 04:00	5	5	S	29	12.2
Sat 05:00	7	5	S	26	12.2
Sat 06:00	8	5	S	31	12.2
Sat 07:00	9	5	S	29	12.2
Sat 08:00	9	5	SSE	33	12.2
Sat 09:00	9	5	SSE	31	12.2
Sat 10:00	8	5	SSE	33	12.2
Sat 11:00	9	5	SSE	36	12.2
Sat 12:00	9	5	SSE	33	12.2
Sat 13:00	9	6	SSE	33	12.2
Sat 14:00	9	6	SSE	31	12.2
Sat 15:00	9	6	SSE	31	12.2
Sat 16:00	10	6	SE	31	12.2
Sat 17:00	9	6	SE	31	12.2
Sat 18:00	10	6	SE	31	12.2
Sat 19:00	10	5	SE	33	12.2
Sat 20:00	10	6	ESE	31	12.2
Sat 21:00	9	5	ESE	29	12.2
Sat 22:00	9	5	ESE	33	12.2
Sat 23:00	10	6	ESE	31	12.2

› Wave Buoy List