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M3 wave buoy daily averages for Sep 2023 last observation shown Data available:  to  Monthly averages for

Average Wave Height

9 ft
3 — 27.6 ft

Average Wave period

7 secs
4 — 12 secs

Average Water temperature

16 °C
14.5 — 18 °C

Average Wind

SW, 17 mph
2 — 49 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 Sep 2023 last observation shown Sep 2023
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
9 6 S 21 14.8
11 8 SW 14 14.8
12 7 SW 19 14.7
18 8 SSW 35 15.3
12 7 SW 19 15.7
17 8 SSW 25 15.6
14 8 SSW 23 15.7
10 7 S 21 15.8
11 7 NNW 18 15.9
11 8 NW 14 16.0
15 8 W 23 16.3
16 8 SW 31 16.6
9 6 W 25 16.6
5 5 N 16 16.6
8 5 NNE 22 16.6
6 5 N 21 16.6
5 6 NNE 12 16.6
6 6 SSW 15 16.8
6 6 N 14 17.0
7 6 WNW 17 17.3
6 8 NNW 8 17.5
4 6 SE 7 17.5
6 6 ESE 11 17.3
5 5 ESE 14 17.2
6 6 SE 17 16.8
10 8 E 18 16.5
11 9 E 18 16.6
7 9 SSE 6 16.9
5 7 NE 6 16.7
8 7 W 8 16.4

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