M5 wave buoy daily averages for Feb 2025 last observation shown Data available: to Monthly averages for
Average Wave Height
8 ft
2 — 17.1 ft
Average Wave period
7 secs
4 — 10 secs
Average Water temperature
10 °C
0 — 10.3 °C
Average Wind
SSW, 16 mph
5 — 26 mph
Chart showing grouped wave observations for M5. Use the table on this page for a text version of the same measurements.
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.
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 7 | 6 | S | 19 | 10.1 | |
| 11 | 7 | SW | 16 | 10.2 | |
| 10 | 8 | SSW | 19 | 10.3 | |
| 14 | 8 | SW | 21 | 9.7 | |
| 9 | 8 | NW | 11 | 10.1 | |
| 6 | 6 | E | 15 | 9.7 | |
| 7 | 5 | ENE | 19 | 10.0 | |
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| 5 | 5 | ESE | 16 | 9.9 | |
| 8 | 6 | ESE | 20 | 9.9 | |
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| 14 | 9 | WSW | 18 | 10.0 | |
| 9 | 7 | W | 16 | 9.9 | |
| 8 | 6 | WNW | 19 | 9.7 | |
| 5 | 6 | NW | 12 | 9.4 | |
| 2 | 5 | SSE | 7 | 8.9 |