Skip to content

Greenwich wave buoy daily averages for Jan 2018 last observation shown oldest observation available Monthly averages for

Average Wave Height

5 ft
0.7 — 33.8 ft

Average Wave period

7 secs
5 — 17 secs

Average Water temperature

10 °C
9.5 — 10.4 °C

Average Wind

WSW, 26 mph
3 — 54 mph
```
About Greenwich wave buoy

Greenwich (WMO 62305) is an offshore station in the southern North Sea/Thames approaches (50.4170°N, 0.0000°E). It is sited to monitor waves and weather affecting busy shipping lanes and coastal flood/sea-state forecasting for south‑east England. It reports wave height/period/direction and meteorological variables such as wind and pressure.

Greenwich wave buoy daily averages Jan 2018 last observation shown Jan 2018
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
6 7 W 33 10.0
2 7 S 15 10.4
5 6 W 26 10.2
3 6 WSW 24 10.2
4 7 SW 24 9.9
3 8 NNW 14 9.9
5 7 SW 25 10.0
6 6 SW 32 10.2
4 7 SW 25 10.0
4 7 WNW 20 10.1
4 7 SW 19 9.7
3 6 WSW 20 9.9
5 6 WNW 29 9.9
9 7 W 39 10.1
9 7 WNW 39 9.9
8 7 WNW 36 10.1
8 7 SW 38 10.1
2 9 ESE 14 9.8
3 6 SE 23 9.8
2 10 ESE 15 10.0
2 9 NNE 14 10.1
2 7 SW 14 10.2
1 6 SSE 17 9.8
3 6 ENE 24 9.6
7 7 NE 35 9.9
5 7 NE 22 10.2
6 7 WSW 28 10.3
8 8 WSW 30 10.3
12 8 W 44 10.2
6 7 SW 30 10.2
8 8 W 32 10.2
Realtime data displayed on this page is from the Met Office Marine observations .

› Wave Buoy List