Ch. Lightship wave buoy monthly averages for 2011 last observation shown Data available: to
Average Wave Height
4 ft
0.3 — 8.2 ft
Average Wave period
8 secs
0 — 88 secs
Average Water temperature
13 °C
-25 — 49 °C
Average Wind
WSW, 19 mph
1 — 220 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) |
|---|---|---|---|---|---|
| 4 | 8 | NNE | 22 | 9.3 | |
| 6 | 10 | SW | 20 | 9.1 | |
| 3 | 8 | E | 19 | 9.3 | |
| 3 | 9 | NE | 15 | 10.5 | |
| 3 | 7 | SW | 19 | 11.7 | |
| 3 | 7 | WSW | 19 | 13.1 | |
| 2 | 7 | W | 15 | 15.1 | |
| 2 | 7 | W | 16 | 15.9 | |
| 4 | 7 | SW | 20 | 15.9 | |
| 4 | 7 | WSW | 21 | 15.4 | |
| 5 | 8 | SSE | 21 | 14.4 | |
| 6 | 7 | W | 26 | 12.6 |