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M4 wave buoy observations on Sat, Apr 29, 2023last observation shownoldest observation availableDaily averages for

Line chart showing wave height and wave period for M4. Use the detailed observations table below for the same data in text form.

About M4 wave buoy

M4 is an offshore data buoy in the Atlantic approaches (55.0000°N, 10.0000°W). It supports marine forecasting by providing real‑time sea‑state and weather observations in open water. It typically reports directional waves and meteorology.

M4 wave buoy hourly observations Sat, Apr 29, 2023last observation shown
HourWave height (ft)Wave Period (s)Wind DirectionWind Speed (mph)Water Temp (°C)
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56SE9 10.8
56SSE9 10.7
56SE5 10.7
56S12 10.8
57S7 10.9
67S7 10.9
57SSE7 11.0
57SE9 11.0
56SE9 11.1
67S9 11.0
56S7 11.0
56SSE9 11.1
56SE9 11.1
56SE12 11.2
56SSE9 11.3

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