Ch. Lightship wave buoy daily averages for May 2015 last observation shown Data available: to Monthly averages for
Average Wave Height
4 ft
0.7 — 9.2 ft
Average Wave period
7 secs
5 — 11 secs
Average Water temperature
11 °C
10.2 — 13.2 °C
Average Wind
W, 20 mph
2 — 43 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) |
|---|---|---|---|---|---|
| 4 | 6 | - | 26 | 10.5 | |
| 3 | 6 | - | 21 | 10.5 | |
| 4 | 7 | - | 25 | 10.7 | |
| 5 | 8 | E | 18 | 10.8 | |
| 7 | 7 | SW | 32 | 10.8 | |
| 8 | 7 | W | 30 | 11.0 | |
| 4 | 7 | SW | 14 | 11.0 | |
| 2 | 7 | SSE | 20 | 11.0 | |
| 5 | 7 | SW | 23 | 11.0 | |
| 3 | 8 | S | 13 | 11.3 | |
| 6 | 10 | SW | 14 | 11.3 | |
| 6 | 10 | W | 14 | 11.3 | |
| 3 | 9 | ENE | 15 | 11.3 | |
| 3 | 7 | SSW | 16 | 11.3 | |
| 5 | 9 | W | 11 | 11.4 | |
| 4 | 7 | W | 22 | 11.4 | |
| 3 | 8 | W | 17 | 11.4 | |
| 5 | 7 | WSW | 30 | 11.4 | |
| 7 | 7 | W | 32 | 11.3 | |
| 3 | 7 | WNW | 20 | 11.4 | |
| 2 | 6 | W | 19 | 11.6 | |
| 1 | 6 | W | 16 | 11.6 | |
| 1 | 6 | NNW | 12 | 12.2 | |
| 1 | 6 | W | 14 | 12.1 | |
| 1 | 5 | NW | 16 | 11.9 | |
| 1 | 7 | NW | 11 | 12.4 | |
| 2 | 7 | WNW | 14 | 12.5 | |
| 2 | 6 | W | 21 | 12.4 | |
| 4 | 6 | W | 25 | 12.1 | |
| 2 | 6 | SW | 17 | 12.1 | |
| 4 | 6 | WSW | 27 | 12.1 |