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Porthleven wave buoy observations on Sat, Jul 11, 2026

Hourly readings from the Porthleven wave buoy for Sat, Jul 11, 2026, including available wave height, period, direction, wind and sea temperature data.

Last observation shown

Oldest observation available

Daily means for

Latest

Period Summary

Programmatically generated summary. Hog Says

48 wave-buoy observations were recorded during the day. Typical wave height was 1 ft (10th–90th percentile 0.9–1.5 ft), while mean reported wave period; measurement type unavailable was 4.8 seconds (10th–90th percentile 3–6.4 seconds). Mean water temperature was 18.2°C (10th–90th percentile 17.4–19.2°C). All 192 checked values passed quality control.

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.

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.

Metrics are rows; hours run left to right. Times use your device time zone.
Porthleven wave buoy hourly observations Sat, Jul 11, 2026Last observation shown
Metric
Wave height (ft)111111111111111111111111122211111111111111111111
Observed period(s)6Reported6Reported6Reported6Reported6Reported6Reported6Reported6Reported7Reported6Reported6Reported6Reported7Reported7Reported6Reported6Reported7Reported7Reported6Reported5Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported3Reported4Reported4Reported4Reported4Reported4Reported5Reported5Reported5Reported6Reported6Reported6Reported
Wave power(kW/m)------------------------------------------------
Wave directionWSWWSWWSWWSWWSWWSWWSWWWWSWWSWSWSWSWSWWSWSWWSWSWWSWWSWWSWSSWSWSWSSESSESWSWWSWSWSWSWWSWSWSWSWWSWSWSESSESWSWSWSWSWSWS
Water temperature(°C)17.917.818.318.718.718.717.817.917.717.717.717.617.618.118.318.318.118.017.417.417.518.118.318.218.017.617.617.517.417.417.417.417.417.517.518.719.019.219.619.719.719.619.419.018.718.618.518.5

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The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

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