Ch. Lightship wave buoy monthly averages for 2025 last observation shown Data available: to
Average Wave Height
- ft
- — - ft
Average Wave period
- secs
- — - secs
Average Water temperature
14 °C
10.1 — 19.5 °C
Average Wind
S, 17 mph
1 — 44 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.
| Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| - | - | S | 18 | 11.5 | |
| - | - | ESE | 19 | 10.6 | |
| - | - | ENE | 15 | 10.5 | |
| - | - | E | 16 | 11.1 | |
| - | - | NE | 13 | 12.5 | |
| - | - | SW | 12 | 14.6 | |
| - | - | W | 12 | 16.5 | |
| - | - | WSW | 14 | 17.1 | |
| - | - | SSW | 18 | 16.8 | |
| - | - | WSW | 20 | 15.7 | |
| - | - | SW | 21 | 14.4 | |
| - | - | SSE | 23 | 12.7 |