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M5 wave buoy daily averages for Nov 2023 last observation shown Data available:  to  Monthly averages for

Average Wave Height

8 ft
2 — 22 ft

Average Wave period

6 secs
4 — 10 secs

Average Water temperature

13 °C
12.5 — 14.5 °C

Average Wind

W, 22 mph
2 — 40 mph
About M5 wave buoy

M5 is an offshore data buoy in the Atlantic approaches (51.4100°N, 6.4200°W). It is positioned to monitor swell and storm waves moving toward Ireland and the UK, supporting marine warnings. It typically reports waves (height/period/direction) and basic meteorology.

M5 wave buoy daily averages Nov 2023 last observation shown Nov 2023
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
7 5 NE 26 12.6
3 4 NNE 14 12.8
4 5 NNW 13 12.8
6 5 NNW 21 12.9
4 5 SW 18 12.9
2 5 SSE 8 12.9
4 5 N 15 13.0
5 5 W 20 13.0
4 4 W 18 13.0
6 5 NNW 20 13.0
11 7 NW 26 13.0
17 8 WSW 32 13.1
10 6 SW 27 13.2
7 6 SW 22 13.2
5 5 S 18 13.2
8 7 W 17 13.3
12 7 W 25 13.3
14 7 WSW 32 13.3
9 6 SSW 23 13.3
5 5 ENE 16 13.3
10 6 WNW 26 13.4
13 7 W 29 13.5
11 6 WSW 26 13.7
6 5 W 22 13.9
9 6 W 24 13.9
13 8 WNW 23 13.9
10 7 NE 24 14.0
11 7 WNW 22 14.2
12 7 WNW 30 14.3
13 7 SSW 28 14.4

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