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M4 wave buoy observations on Thu, Dec 4, 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 Thu, Dec 4, 2025 last observation shown Thu, Dec 4, 2025
Hour Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
16 10 SSW 22 11.5
20 11 SSW 14 11.5
22 11 SSW 20 11.5
22 11 S 18 11.5
23 11 SSE 22 11.5
24 11 S 22 11.5
24 11 S 26 11.5
23 11 S 26 11.5
23 11 S 24 11.5
22 11 S 24 11.5
21 10 S 20 11.5
19 10 SSW 20 11.5
19 10 SSW 20 11.5
17 10 SSW 16 11.5
17 10 SSW 18 11.4
17 9 SSW 18 11.5
15 9 WSW 18 11.5
17 9 W 18 11.5
15 9 WSW 16 11.5
11 7 WSW 20 11.5
12 8 WSW 18 11.5
11 7 WSW 22 11.5
10 7 WSW 24 11.5
11 8 WSW 22 11.5
Realtime data displayed on this page is from the Met Office Marine observations .

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