Ch. Lightship wave buoy daily averages for Apr 2021 last observation shown Data available: to Monthly averages for
Average Wave Height
2 ft
0.3 — 10.8 ft
Average Wave period
7 secs
4 — 17 secs
Average Water temperature
10 °C
9.2 — 10.9 °C
Average Wind
NNE, 17 mph
2 — 38 mph
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 | 7 | NNE | 8 | 10.4 | |
| 2 | 6 | N | 13 | 10.3 | |
| 2 | 5 | N | 17 | 10.2 | |
| 2 | 6 | NW | 9 | 10.2 | |
| 5 | 7 | ENE | 20 | 9.9 | |
| 8 | 8 | ENE | 32 | 10.0 | |
| 5 | 7 | ENE | 28 | 10.0 | |
| 4 | 6 | E | 29 | 10.0 | |
| 5 | 6 | ENE | 30 | 10.0 | |
| 3 | 8 | ENE | 20 | 10.3 | |
| 2 | 9 | ENE | 11 | 10.3 | |
| 2 | 9 | E | 11 | 10.2 | |
| 2 | 9 | NNW | 8 | 10.1 | |
| 1 | 7 | NE | 10 | 9.8 | |
| 1 | 7 | NE | 14 | 9.8 | |
| 2 | 7 | ENE | 16 | 9.8 | |
| 1 | 7 | ENE | 8 | 9.9 | |
| 1 | 6 | E | 9 | 9.8 | |
| 2 | 5 | WNW | 18 | 9.6 | |
| 2 | 5 | N | 18 | 9.6 | |
| 1 | 6 | NNE | 17 | 9.7 | |
| 1 | 7 | W | 10 | 9.7 | |
| 1 | 6 | SW | 7 | 9.8 | |
| 1 | 5 | NNW | 15 | 9.5 | |
| 3 | 5 | NNW | 25 | 9.5 | |
| 2 | 5 | NNW | 24 | 10.0 | |
| 2 | 6 | N | 13 | 10.1 | |
| 4 | 6 | NE | 22 | 9.9 | |
| 5 | 7 | ENE | 30 | 10.1 | |
| 3 | 8 | ENE | 23 | 10.2 |