Ch. Lightship wave buoy monthly averages for 2013 last observation shown Data available: to
Average Wave Height
4 ft
0 — 8.9 ft
Average Wave period
7 secs
0 — 17 secs
Average Water temperature
12 °C
7.9 — 25.9 °C
Average Wind
WNW, 19 mph
0 — 73 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) |
|---|---|---|---|---|---|
| 5 | 9 | SW | 20 | 10.8 | |
| 5 | 8 | NE | 24 | 9.7 | |
| 4 | 7 | E | 21 | 8.7 | |
| 5 | 7 | SW | 21 | 8.7 | |
| 3 | 6 | WNW | 19 | 10.4 | |
| 3 | 7 | NW | 18 | 12.1 | |
| 2 | 7 | NNW | 13 | 14.4 | |
| 2 | 7 | W | 12 | 15.9 | |
| 3 | 7 | NW | 16 | 16.0 | |
| 5 | 8 | SW | 20 | 15.8 | |
| 5 | 8 | NNW | 22 | 13.5 | |
| 4 | 8 | W | 18 | 12.3 |