Ch. Lightship wave buoy daily averages for Jul 2018 last observation shown Data available: to Monthly averages for
Average Wave Height
1 ft
0.7 — 3.3 ft
Average Wave period
7 secs
5 — 11 secs
Average Water temperature
16 °C
13.8 — 18.4 °C
Average Wind
W, 11 mph
2 — 37 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 | NNE | 18 | 14.0 | |
| 2 | 8 | NE | 18 | 14.2 | |
| 2 | 6 | ENE | 19 | 14.1 | |
| 1 | 6 | ESE | 10 | 14.6 | |
| 1 | 7 | W | 9 | 15.0 | |
| 1 | 7 | NW | 8 | 15.7 | |
| 1 | 7 | N | 9 | 16.6 | |
| 1 | 7 | NNW | 12 | 17.2 | |
| 1 | 8 | ENE | 10 | 16.7 | |
| 1 | 6 | E | 15 | 16.3 | |
| 1 | 9 | E | 6 | 16.8 | |
| 1 | 9 | SSE | 9 | 17.3 | |
| 1 | 8 | E | 7 | 16.8 | |
| 1 | 8 | NNW | 7 | 16.5 | |
| 1 | 8 | ESE | 7 | 16.2 | |
| 2 | 8 | WSW | 11 | 15.5 | |
| 3 | 8 | WSW | 11 | 14.9 | |
| 2 | 8 | SSW | 7 | - | |
| 2 | 8 | NW | 11 | - | |
| 2 | 6 | WNW | 18 | - | |
| 1 | 6 | WSW | 7 | - | |
| 1 | 7 | W | 11 | - | |
| 1 | 7 | WSW | 10 | - | |
| 1 | 7 | SW | 9 | - | |
| 1 | 7 | NNW | 11 | - | |
| 1 | 8 | NW | 8 | - | |
| 3 | 8 | S | 12 | - | |
| 3 | 7 | SSW | 28 | - | |
| - | - | - | - | - | |
| - | - | - | - | - | |
| 3 | 9 | SW | 10 | - |