Ch. Lightship wave buoy daily averages for Aug 2021 last observation shown Data available: to Monthly averages for
Average Wave Height
2 ft
0 — 6.2 ft
Average Wave period
5 secs
0 — 11 secs
Average Water temperature
16 °C
14.8 — 17.4 °C
Average Wind
WSW, 15 mph
1 — 32 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 | WSW | 12 | 15.3 | |
| 2 | 7 | W | 16 | 15.6 | |
| 1 | 8 | WSW | 9 | 15.8 | |
| 1 | 8 | NE | 9 | 16.3 | |
| 3 | 7 | SSW | 24 | 15.8 | |
| 5 | 7 | WSW | 29 | 15.4 | |
| 5 | 8 | WSW | 22 | 15.2 | |
| 5 | 7 | WSW | 25 | 15.1 | |
| 4 | 7 | SW | 19 | 15.1 | |
| 2 | 7 | WSW | 11 | 15.3 | |
| 2 | 8 | SSW | 13 | 15.3 | |
| 2 | 7 | SSW | 16 | 15.3 | |
| 3 | 8 | SW | 14 | 15.4 | |
| 2 | 8 | SSW | 9 | 15.7 | |
| 3 | 7 | SW | 20 | 15.6 | |
| 5 | 8 | WNW | 19 | 15.5 | |
| 3 | 7 | WNW | 20 | 15.4 | |
| 2 | 7 | W | 17 | 15.8 | |
| 2 | 7 | SW | 15 | 15.6 | |
| 1 | 4 | S | 8 | 15.8 | |
| 0 | 0 | S | 12 | 15.8 | |
| 0 | 0 | W | 12 | 15.8 | |
| 0 | 0 | NNE | 9 | 15.7 | |
| 0 | 0 | NE | 14 | 15.8 | |
| 0 | 0 | NE | 15 | 15.8 | |
| 0 | 0 | NE | 8 | 15.8 | |
| 0 | 0 | NNE | 10 | 15.9 | |
| 0 | 0 | NNE | 12 | 16.0 | |
| 0 | 0 | NNE | 8 | 16.2 | |
| 0 | 0 | NE | 17 | 16.0 | |
| 0 | 0 | NE | 15 | 16.0 |