Ch. Lightship wave buoy daily averages for Aug 2017 last observation shown Data available: to Monthly averages for
Average Wave Height
2 ft
0.7 — 4.9 ft
Average Wave period
7 secs
5 — 10 secs
Average Water temperature
16 °C
15.7 — 17.9 °C
Average Wind
W, 16 mph
2 — 36 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 | 7 | SW | 13 | 16.2 | |
| 3 | 6 | S | 24 | 16.2 | |
| - | - | - | - | - | |
| 4 | 8 | WSW | 17 | 16.0 | |
| 3 | 7 | W | 22 | 15.9 | |
| 2 | 7 | WSW | 16 | 16.0 | |
| 2 | 7 | WSW | 13 | 16.0 | |
| 2 | 7 | WNW | 17 | 16.0 | |
| 3 | 6 | N | 21 | 15.9 | |
| 3 | 5 | NNW | 19 | 16.0 | |
| 2 | 5 | W | 20 | 16.0 | |
| 3 | 6 | W | 21 | 16.1 | |
| 2 | 7 | WNW | 8 | 16.5 | |
| 1 | 7 | SE | 10 | 16.4 | |
| 1 | 6 | WNW | 15 | 16.4 | |
| 1 | 6 | SSW | 15 | 16.4 | |
| 4 | 7 | SW | 20 | 16.4 | |
| 4 | 7 | WSW | 25 | 16.3 | |
| 4 | 7 | W | 24 | 16.3 | |
| 3 | 7 | SW | 19 | 16.3 | |
| 3 | 7 | W | 12 | 16.4 | |
| 2 | 8 | E | 18 | 16.4 | |
| 3 | 8 | WSW | 16 | 16.4 | |
| 2 | 8 | WSW | 11 | 16.5 | |
| 2 | 7 | NNW | 5 | 16.6 | |
| 1 | 7 | NW | 6 | 16.6 | |
| 1 | 8 | NNE | 8 | 16.8 | |
| 1 | 7 | NE | 9 | 17.1 | |
| 1 | 6 | NNW | 14 | 17.1 | |
| 2 | 5 | NNW | 21 | 16.4 | |
| 2 | 6 | W | 16 | 16.5 |