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M2 wave buoy daily averages for Aug 2025 last observation shown Data available:  to  Monthly averages for

Average Wave Height

3 ft
0.3 — 9.5 ft

Average Wave period

4 secs
3 — 6 secs

Average Water temperature

15 °C
13.9 — 16.6 °C

Average Wind

SSW, 14 mph
2 — 36 mph
About M2 wave buoy

M2 is an offshore data buoy in the NE Atlantic west/south‑west of Ireland (53.2900°N, 5.2600°W). It is placed to observe approaching Atlantic sea states and weather systems, improving warnings and forecasts for Ireland and the UK. It typically reports directional wave parameters and standard meteorology.

M2 wave buoy daily averages Aug 2025 last observation shown Aug 2025
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
8 6 S 30 15.0
5 5 SSW 20 15.4
3 4 WSW 15 15.4
4 4 SSW 17 15.6
4 5 S 19 15.7
4 4 S 17 15.3
3 4 SSE 17 14.9
1 3 SSE 10 14.9
1 4 S 7 15.0
1 3 SW 8 15.0
2 3 ENE 7 14.8
3 4 NE 12 14.7
3 4 NE 14 14.7
3 4 E 10 14.8
2 4 E 10 14.8
2 4 NE 12 14.8
2 4 N 8 14.7
2 4 SSE 8 14.7
2 4 S 12 14.6
1 4 ENE 7 14.7
1 4 SE 7 14.8
2 4 SSW 15 15.0
3 4 SW 14 15.1
3 4 SSW 19 15.0
4 5 WSW 17 15.2
3 4 SW 18 15.1
4 4 W 18 15.0
6 5 WSW 24 15.5
2 3 WSW 13 15.9
2 3 WSW 10 15.6
3 4 NNW 14 15.5

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