Ch. Lightship wave buoy daily averages for Dec 2016 last observation shown Data available: to Monthly averages for
Average Wave Height
5 ft
0.7 — 8.5 ft
Average Wave period
9 secs
5 — 14 secs
Average Water temperature
13 °C
11.7 — 13.3 °C
Average Wind
, 18 mph
2 — 41 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.
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 1 | 9 | - | 6 | 13.0 | |
| 1 | 7 | - | 16 | 13.0 | |
| 5 | 6 | - | 28 | 12.9 | |
| 5 | 6 | - | 30 | 12.7 | |
| 3 | 7 | - | 18 | 12.9 | |
| 2 | 9 | - | 12 | 12.9 | |
| 3 | 7 | - | 20 | 12.9 | |
| 7 | 9 | - | 19 | 12.9 | |
| 6 | 8 | - | 21 | 12.9 | |
| 7 | 9 | - | 23 | 12.9 | |
| 4 | 9 | - | 12 | 12.8 | |
| 3 | 7 | - | 18 | 12.8 | |
| 5 | 9 | - | 20 | 12.9 | |
| 6 | 7 | - | 22 | 12.8 | |
| 5 | 8 | - | 21 | 12.7 | |
| 8 | 11 | - | 15 | 12.7 | |
| 6 | 11 | - | 7 | 12.7 | |
| 4 | 10 | - | 7 | 12.6 | |
| 4 | 11 | - | 15 | 12.5 | |
| 7 | 12 | - | 18 | 12.3 | |
| 7 | 9 | - | 22 | 12.5 | |
| 6 | 11 | - | 16 | 12.4 | |
| 7 | 8 | - | 26 | 12.5 | |
| 7 | 8 | - | 29 | 12.4 | |
| 6 | 7 | - | 26 | 12.4 | |
| 6 | 9 | - | 21 | 12.3 | |
| 5 | 11 | - | 15 | 12.0 | |
| 3 | 8 | - | 19 | 12.0 | |
| 4 | 10 | - | 11 | 12.0 | |
| 3 | 11 | - | 5 | 12.0 | |
| 3 | 10 | - | 8 | 11.9 |