M3 wave buoy observations on Mon, Jan 5, 2026 last observation shown Mon, Jan 5, 2026, 23:00 oldest observation available Sat, Apr 29, 2023 Daily averages for Jan 2026

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.

M3 wave buoy hourly observations Mon, Jan 5, 2026 last observation shown Mon, Jan 5, 2026
Hour	Wave height (ft)	Wave Period (s)	Wind Direction	Wind Speed (mph)	Water Temp (°C)
Mon 23:00	6	6	W	9	11.6
Mon 22:00	7	6	NNW	9	11.6
Mon 21:00	7	6	N	9	11.6
Mon 20:00	7	6	N	16	11.6
Mon 19:00	8	6	NW	12	11.6
Mon 18:00	7	6	N	16	11.6
Mon 17:00	7	6	N	14	11.6
Mon 16:00	7	6	N	12	11.6
Mon 15:00	7	6	NNW	12	11.6
Mon 14:00	7	6	NNW	16	11.5
Mon 13:00	7	6	N	14	11.6
Mon 12:00	8	6	N	16	11.6
Mon 11:00	7	6	N	20	11.7
Mon 10:00	7	6	N	16	11.7
Mon 09:00	7	6	N	16	11.8
Mon 08:00	8	6	N	16	11.8
Mon 07:00	7	5	N	20	11.8
Mon 06:00	8	5	N	18	11.6
Mon 05:00	7	5	NNE	18	11.6
Mon 04:00	6	5	N	18	11.6
Mon 03:00	6	5	N	20	11.6
Mon 02:00	6	5	N	22	11.6
Mon 01:00	6	5	N	18	11.7
Mon 00:00	7	5	N	20	11.6

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