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

Average Wave Height

4 ft
1.2 — 9.8 ft

Average Wave period

5 secs
3 — 8 secs

Average Wave Direction

SSW

Average Water temperature

11 °C
10.7 — 12 °C
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St Mary's Sound wave buoy daily averages Mar 2025 last observation shown Mar 2025
Day Wave height (ft) Wave Period (s) Wave Direction Water Temp (°C)
3 5 ESE 11.2
3 5 W 11.2
3 5 W 11.2
4 5 WNW 11.2
2 5 W 11.2
2 6 WNW 11.3
2 5 WSW 11.1
3 4 NW 11.0
4 4 NNW 11.1
6 6 SSW 11.0
8 6 SSW 11.0
6 5 SSE 10.9
5 5 SE 10.8
8 5 ESE 10.8
6 5 ESE 10.8
4 4 ESE 10.8
3 5 ESE 10.0
2 5 SSW 10.9
2 4 ESE 10.9
2 4 E 10.9
4 5 SSE 11.0
5 6 SSW 10.9
6 5 SSW 10.9
8 6 S 10.9
4 5 S 10.8
4 5 SSE 10.8
2 5 WNW 10.8
2 5 W 10.8
3 5 W 10.8
3 5 S 10.8
2 5 WSW 10.8
Realtime data displayed on this page is from the Regional Coastal Monitoring Programme.

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