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Greenwich wave buoy daily averages for May 2015 last observation shown Data available:  to  Monthly averages for

Average Wave Height

2 ft
0 — 5.9 ft

Average Wave period

6 secs
0 — 26 secs

Average Water temperature

11 °C
9.9 — 18.1 °C

Average Wind

WSW, 19 mph
0 — 59 mph

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

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 May 2015 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
2 6 NE 27 10.1
1 5 E 18 10.4
2 5 SSW 24 10.2
2 7 SSE 16 10.4
3 5 SSW 29 10.6
6 8 SSW 37 10.5
3 6 SW 16 10.7
1 7 ESE 13 10.8
3 6 WSW 27 10.8
2 7 S 12 11.3
2 8 SW 12 11.3
3 8 W 20 11.2
2 8 ENE 9 11.5
1 5 W 19 11.1
3 8 NW 15 11.2
2 6 W 23 11.3
1 6 W 17 11.3
3 6 SW 28 11.2
5 7 W 27 11.3
2 6 WNW 18 11.3
1 6 W 16 11.5
1 5 WSW 13 11.6
1 5 N 13 11.8
1 5 SW 12 11.7
1 5 WNW 13 11.8
1 5 WNW 12 12.0
1 6 W 11 12.4
2 5 W 22 12.0
3 6 WSW 24 12.0
2 6 WSW 16 12.1
2 6 SW 23 12.1

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