St Mary's Sound wave buoy daily averages for Oct 2025 last observation shown oldest observation available Monthly averages for

Average Wave Height

4 ft
1.1 — 14.5 ft

Average Wave period

5 secs
3 — 8 secs

Average Wave Direction

SW

Average Water temperature

14 °C
13.8 — 14.9 °C
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St Mary's Sound wave buoy daily averages Oct 2025 last observation shown Oct 2025
Day Wave height (ft) Wave Period (s) Wave Direction Water Temp (°C)
11 7 SSW 13.9
8 5 SSW 13.9
3 5 NW 13.9
3 4 WNW 13.9
3 4 WNW 13.9
3 4 NNW 13.9
3 5 NNW 14.0
5 5 WSW 14.1
6 6 SSW 14.2
3 5 SSW 14.3
4 5 SW 14.4
7 6 SW 14.4
8 6 SSW 14.4
5 4 SE 14.4
4 4 ESE 14.4
4 4 ESE 14.5
4 4 ESE 14.5
4 4 ESE 14.5
5 5 ESE 14.4
4 4 ESE 14.4
2 4 SSE 14.4
2 5 WNW 14.4
2 6 W 14.5
3 6 W 14.5
3 5 WSW 14.6
3 5 WSW 14.6
4 5 W 14.6
6 6 WSW 14.7
6 5 SSW 14.7
4 4 WSW 14.7
2 5 NW 14.7
Realtime data displayed on this page is from the Regional Coastal Monitoring Programme.

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