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M4 wave buoy observations on Wed, Dec 10, 2025 last observation shown oldest observation available Daily averages for

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 Wed, Dec 10, 2025 last observation shown Wed, Dec 10, 2025
Hour Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
19 9 S 33 11.5
20 9 S 33 11.5
20 9 S 33 11.5
18 9 SSW 33 11.5
17 8 SSW 31 11.5
18 9 SSW 33 11.5
18 8 SSW 33 11.5
19 9 SW 33 11.5
17 8 SW 33 11.5
17 8 SW 33 11.5
17 8 SW 33 11.5
18 8 WSW 36 11.5
16 8 WSW 38 11.5
18 8 WSW 38 11.5
16 8 WSW 36 11.5
18 8 WSW 38 11.5
16 8 WSW 31 11.5
18 8 WSW 33 11.5
17 8 SW 33 11.5
18 9 SW 36 11.5
18 8 SW 38 11.5
19 9 SW 38 11.5
22 9 SW 36 11.5
Realtime data displayed on this page is from the Met Office Marine observations .

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