Skip to content

Sandettie wave buoy daily averages for May 2023 last observation shown Data available:  to  Monthly averages for

Average Wave Height

2 ft
0.3 — 7.5 ft

Average Wave period

6 secs
4 — 8 secs

Average Water temperature

12 °C
10.3 — 13.4 °C

Average Wind

NNE, 18 mph
1 — 37 mph

Chart showing grouped wave observations for Sandettie. Use the table on this page for a text version of the same measurements.

About Sandettie wave buoy

Sandettie (WMO 62304) is an offshore station near the Dover Strait/southern North Sea (51.1030°N, 1.8000°E). It is positioned on a high‑traffic maritime route to monitor sea state and winds where conditions can change quickly. It reports directional wave statistics and standard meteorology for navigation and forecasting.

Sandettie wave buoy daily averages May 2023 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
1 7 W 9 10.6
1 6 ENE 15 10.6
2 6 ENE 22 10.5
2 6 ESE 15 10.8
1 6 SSW 14 11.0
1 7 S 10 11.0
1 6 SW 9 11.2
1 6 SSW 17 11.1
1 6 SW 16 11.2
1 6 WSW 13 11.4
1 6 WSW 9 11.6
4 6 NNE 26 11.4
5 6 N 25 11.4
2 6 NNW 13 11.5
2 5 NNW 22 11.5
2 6 NNW 11 11.7
1 6 NE 9 11.8
1 6 NE 14 11.8
1 5 NNE 17 11.9
3 5 NNE 24 12.0
3 5 N 22 12.2
2 5 N 15 12.3
4 6 NNE 20 12.3
2 7 NW 8 12.5
2 5 NE 20 12.6
3 6 NE 24 12.6
2 5 NE 19 12.7
2 5 NNE 22 12.9
5 6 NE 30 12.9
4 6 NE 27 12.9
4 6 NE 27 12.9

› Wave Buoy List