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Plateau du Four wave buoy observations on Tue, Jun 3, 2025

Hourly readings from the Plateau du Four wave buoy for Tue, Jun 3, 2025, 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 3.2 ft (10th–90th percentile 3–4.5 ft), while mean peak wave period was 8.2 seconds (10th–90th percentile 5.7–9.8 seconds). Typical calculated wave power was approximately 3 kW/m (10th–90th percentile 2.6–5.3 kW/m), derived from significant wave height and energy period. All 144 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 Plateau du Four. Use the detailed observations table below for the same data in text form.

About Plateau du Four wave buoy

Plateau du Four is a CANDHIS station associated with the SEM-REV offshore test site off Loire-Atlantique. Located near a shallow offshore bank west of Le Croisic, it supplies environmental context for marine-energy research and for an exposed sector between the Loire estuary and southern Brittany.

Its current data source reports wave height, wave period, wave direction, directional spread and sea temperature.

Metrics are rows; hours run left to right. Times use your device time zone.
Plateau du Four wave buoy hourly observations Tue, Jun 3, 2025Last observation shown
Metric
Significant wave height (ft)333333333333333333333333333333344444444444545555
Maximum wave height (ft)555444455566555654546554555555567677688876768888
Peak period (s)1091010101010910101010101010101091010101010101010109105955555566665666766
Average period (s)888888777776666666666665655555555555566655666666
Mean period Tm02 (s)666666555555544444444444444444444444454444545555
Peak wave directionWWWSWWSWWWWWWWWWWWWWWWWWWWWWSWWWWWSWWSWWSWWSWWWWWWWWWWWWWSWWSWWSWWSWWSWWSW
Directional spread (°)22.523.020.219.923.920.321.122.523.027.824.229.926.523.627.327.326.228.228.230.931.632.926.838.329.226.228.135.529.722.328.830.223.827.227.424.225.522.826.726.223.826.527.025.726.425.223.726.9
Water temperature(°C)------------------------------------------------

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The observation data displayed on this page is from the Cerema CANDHIS coastal wave observatory.

Learn how SurfHog combines, checks and summarizes observations in the data and methodology notes.

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