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M4 wave buoy observations on Sat, Dec 6, 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 Sat, Dec 6, 2025 last observation shown Sat, Dec 6, 2025
Hour Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
17 10 SW 22 11.5
19 10 SW 22 11.5
16 9 WSW 18 11.5
18 10 WSW 20 11.5
19 10 WSW 20 11.5
20 10 WSW 18 11.5
19 11 WSW 18 11.5
19 11 WSW 18 11.5
20 11 W 16 11.5
20 11 W 14 11.5
21 11 WSW 12 11.5
19 11 WSW 12 11.5
21 11 SW 14 11.5
22 12 SW 14 11.5
22 12 WSW 12 11.5
19 11 SW 14 11.5
16 11 SW 14 11.5
15 10 SW 14 11.5
13 9 SW 14 11.5
11 8 WSW 16 11.5
10 8 WSW 14 11.5
10 8 SW 14 11.5
10 8 SW 16 11.5
10 7 SSW 14 11.5
Realtime data displayed on this page is from the Met Office Marine observations .

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