Ch. Lightship wave buoy daily averages for Apr 2020 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0 — 6.2 ft
Average Wave period
8 secs
0 — 14 secs
Average Water temperature
10 °C
9.5 — 20.5 °C
Average Wind
ENE, 16 mph
0 — 39 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) |
|---|---|---|---|---|---|
| 2 | 6 | NNE | 16 | 9.7 | |
| 1 | 5 | NW | 18 | 9.7 | |
| 1 | 6 | W | 15 | 10.0 | |
| 1 | 6 | ESE | 17 | 10.0 | |
| 2 | 6 | SE | 25 | 9.9 | |
| 4 | 9 | SW | 12 | 10.1 | |
| 4 | 10 | ENE | 14 | 10.0 | |
| 2 | 9 | NE | 9 | 10.2 | |
| 2 | 9 | ENE | 13 | 10.2 | |
| 1 | 7 | E | 17 | 10.3 | |
| 1 | 8 | ENE | 10 | 10.4 | |
| 2 | 9 | S | 12 | 10.5 | |
| 3 | 7 | NE | 30 | 10.4 | |
| 4 | 6 | E | 26 | 10.1 | |
| 3 | 6 | ENE | 24 | 10.2 | |
| 2 | 9 | ENE | 15 | 10.6 | |
| 3 | 8 | ENE | 23 | 10.5 | |
| 2 | 7 | E | 15 | 10.4 | |
| 1 | 6 | NE | 16 | 10.4 | |
| 4 | 6 | NE | 28 | 10.4 | |
| 5 | 8 | NE | 22 | 10.5 | |
| 4 | 9 | NE | 15 | 11.0 | |
| 3 | 11 | NE | 13 | 10.7 | |
| 3 | 12 | WNW | 9 | 10.8 | |
| 3 | 9 | ENE | 12 | 10.8 | |
| 2 | 8 | ENE | 12 | 11.0 | |
| 1 | 9 | NW | 6 | 11.3 | |
| 2 | 8 | WSW | 10 | 11.0 | |
| 3 | 6 | SSW | 23 | 10.9 | |
| - | - | - | - | - |