Porthleven wave buoy observations on Sat, Apr 18, 2026
Hourly readings from the Porthleven wave buoy for Sat, Apr 18, 2026, including available wave height, period, direction, wind and sea temperature data.
Period Summary
AI-generated summary. Hog SaysOn 18 April 2026, Porthleven recorded 48 wave buoy observations covering the full day. Wave heights averaged 4 ft, ranging from 2.7 to 5.2 ft, while wave periods averaged 5.9 seconds, ranging from 5 to 7 seconds. Water temperatures averaged 12.1°C, ranging from 11.8 to 12.4°C; wind data was unavailable.
Generated only from the observations and comparisons shown on this page.
Line chart showing wave height, wave period and sea temperature for Porthleven. Use the detailed observations table below for the same data in text form.
Sorry, there is no wave data :(
for Sat, Apr 18, 2026
About Porthleven wave buoy
Porthleven is a Datawell Directional WaveRider station off Cornwall's exposed south coast. First deployed by the National Network in October 2011, it measures waves approaching the Porthleven frontage from the western English Channel. Observations include wave height, period and direction, sea temperature and calculated wave power.
| Hour | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 4 | 6 | WSW | 12.4 | |
| 4 | 6 | SW | 12.3 | |
| 5 | 6 | WSW | 12.3 | |
| 5 | 6 | WSW | 12.3 | |
| 4 | 5 | WSW | 12.2 | |
| 5 | 6 | WSW | 12.1 | |
| 4 | 5 | WSW | 12.1 | |
| 5 | 6 | WSW | 12.1 | |
| 5 | 5 | WSW | 12.1 | |
| 5 | 5 | WSW | 12.1 | |
| 5 | 6 | SW | 12.1 | |
| 5 | 5 | WSW | 12.0 | |
| 5 | 6 | WSW | 12.0 | |
| 5 | 5 | WSW | 12.0 | |
| 4 | 5 | WSW | 12.0 | |
| 5 | 6 | WSW | 12.0 | |
| 4 | 5 | WSW | 12.0 | |
| 4 | 6 | WSW | 12.0 | |
| 4 | 5 | WSW | 12.0 | |
| 4 | 6 | WSW | 12.0 | |
| 4 | 6 | SW | 12.1 | |
| 4 | 6 | SW | 12.1 | |
| 3 | 5 | WSW | 12.1 | |
| 3 | 6 | WSW | 12.2 | |
| 3 | 6 | WSW | 12.1 | |
| 3 | 6 | WSW | 12.1 | |
| 4 | 6 | SW | 12.2 | |
| 4 | 6 | WSW | 12.2 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.3 | |
| 4 | 6 | WSW | 12.2 | |
| 4 | 6 | WSW | 12.2 | |
| 4 | 6 | SW | 12.1 | |
| 4 | 6 | SW | 12.1 | |
| 4 | 6 | WSW | 12.1 | |
| 3 | 6 | WSW | 12.0 | |
| 3 | 6 | WSW | 12.0 | |
| 3 | 7 | SW | 11.8 | |
| 3 | 7 | SW | 11.9 | |
| 3 | 7 | SW | 11.9 | |
| 3 | 7 | WSW | 11.8 |