Ch. Lightship wave buoy monthly averages for 2015 last observation shown Data available: to
Average Wave Height
4 ft
0 — 9.5 ft
Average Wave period
7 secs
0 — 14 secs
Average Water temperature
13 °C
9.1 — 17.1 °C
Average Wind
W, 20 mph
2 — 53 mph
Chart showing grouped wave observations for Ch. Lightship. Use the table on this page for a text version of the same measurements.
About Ch. Lightship wave buoy
Channel Lightship (WMO 62103) is a long‑running offshore observation station in the English Channel (49.9170°N, 2.8830°W). It is positioned to monitor conditions on a major shipping route and to capture swell and wind sea entering the Channel. It reports directional wave statistics (height/period/direction) and standard meteorology (wind, pressure, air/sea temperature) for forecasts.
| Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 6 | 8 | W | 22 | 11.1 | |
| 5 | 8 | NNW | 23 | 9.6 | |
| 5 | 8 | WNW | 22 | 9.5 | |
| 3 | 8 | ENE | 18 | 10.2 | |
| 3 | 7 | W | 19 | 11.5 | |
| 3 | 7 | WSW | 16 | 13.3 | |
| 3 | 7 | SW | 16 | 14.9 | |
| 3 | 7 | WSW | 15 | 15.9 | |
| 3 | 6 | N | 19 | 16.0 | |
| 4 | 7 | ENE | 20 | 15.4 | |
| 6 | 8 | WSW | 24 | 14.4 | |
| 8 | 8 | SSW | 26 | 13.0 |