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M3 wave buoy daily averages for Jan 2025 last observation shown Data available:  to  Monthly averages for

Average Wave Height

13 ft
4.3 — 65.3 ft

Average Wave period

8 secs
5 — 15 secs

Average Water temperature

11 °C
11.2 — 11.9 °C

Average Wind

SSW, 22 mph
2 — 56 mph
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.

M3 wave buoy daily averages Jan 2025 last observation shown Jan 2025
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
10 8 SE 16 11.4
11 8 WSW 19 11.4
11 7 NNE 23 11.3
19 8 WNW 31 11.4
32 11 WSW 38 11.5
22 9 S 36 11.5
17 9 SW 19 11.5
31 10 W 35 11.5
14 7 SW 32 11.6
7 6 WNW 15 11.6
7 7 N 9 11.6
10 8 E 6 11.6
14 9 S 15 11.7
12 7 S 25 11.7
11 7 S 23 11.7
15 8 S 21 11.6
11 8 S 20 11.5
11 8 S 15 11.4
12 7 S 21 11.4
8 6 S 21 11.3
11 8 SW 11 11.3
12 7 SW 22 11.3
10 8 NE 15 11.3
10 7 ENE 24 11.2
10 7 NNW 17 11.3
13 7 NW 30 11.4
15 7 NNE 31 11.4
10 6 ESE 27 11.7
5 6 E 14 11.5
9 6 NNE 20 11.5
14 7 NW 23 11.6

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