Ch. Lightship wave buoy daily averages for Aug 2020 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0 — 8.5 ft
Average Wave period
7 secs
0 — 12 secs
Average Water temperature
17 °C
12.8 — 19.2 °C
Average Wind
W, 17 mph
0 — 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 | 8 | WSW | 16 | 16.1 | |
| 3 | 8 | W | 15 | 15.8 | |
| 2 | 7 | WNW | 14 | 15.8 | |
| 2 | 6 | WSW | 14 | 15.8 | |
| 3 | 6 | SSW | 19 | 15.8 | |
| 4 | 8 | SSE | 10 | 16.1 | |
| 2 | 8 | NNE | 13 | 16.0 | |
| 2 | 8 | NNW | 19 | 16.1 | |
| 2 | 7 | NNW | 14 | 16.4 | |
| 2 | 7 | NW | 15 | 16.4 | |
| 1 | 8 | N | 11 | 17.0 | |
| 1 | 8 | E | 10 | 17.8 | |
| 1 | 8 | WNW | 9 | 18.1 | |
| 2 | 7 | WNW | 10 | 17.9 | |
| 1 | 7 | W | 9 | 17.9 | |
| 1 | 7 | ESE | 11 | 18.0 | |
| 1 | 7 | SW | 14 | 18.1 | |
| 2 | 6 | SSW | 16 | 17.8 | |
| 3 | 6 | SSE | 24 | 17.6 | |
| 7 | 9 | S | 20 | 17.2 | |
| 5 | 6 | SSW | 34 | 17.1 | |
| 6 | 8 | SW | 24 | 16.6 | |
| 4 | 6 | W | 25 | 16.7 | |
| 2 | 6 | SW | 20 | 16.8 | |
| 5 | 6 | S | 30 | 16.7 | |
| 6 | 8 | W | 22 | 16.7 | |
| 4 | 7 | SW | 22 | 16.6 | |
| 5 | 7 | WNW | 25 | 16.7 | |
| 4 | 6 | N | 26 | 16.6 | |
| 3 | 5 | NNW | 13 | 16.7 | |
| 1 | 6 | NNW | 5 | 17.1 |