M3 wave buoy observations on Thu, Apr 16, 2026 last observation shown none oldest observation available
Line chart showing wave height and wave period for M3. Use the detailed observations table below for the same data in text form.
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.
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