Belle-Île wave buoy observations on Fri, Aug 14, 2026
Hourly readings from the Belle-Île wave buoy for Fri, Aug 14, 2026, including available wave height, period, direction, wind and sea temperature data.
Period Summary
Programmatically generated summary. Hog Says48 wave-buoy observations were recorded during the day. Typical wave height was 3 ft (10th–90th percentile 2.6–3.4 ft), while mean average wave period was 7.6 seconds (10th–90th percentile 6.6–8.6 seconds). Mean water temperature was 20.2°C (10th–90th percentile 19.8–20.8°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 Belle-Île. Use the detailed observations table below for the same data in text form.
Sorry, there is no wave data :(
for Fri, Aug 14, 2026
About Belle-Île wave buoy
Belle-Île is a CANDHIS directional buoy south of Brittany, maintained through the Cerema-coordinated sea-state observatory and research partners. Its open Atlantic position represents conditions approaching Belle-Île and the sheltered-to-exposed transition along the Morbihan coast.
Its current data source reports wave height, wave period, wave direction, directional spread and sea temperature.
| Metric | ||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Significant wave height (ft) | 4 | 3 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 |
| Maximum wave height (ft) | 7 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 4 | 5 | 4 | 5 | 5 | 4 | 5 | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 5 | 5 | 4 | 5 | 4 | 5 | 5 | 4 | 5 | 5 | 4 | 4 | 4 | 4 |
| Peak period (s) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Average period (s) | 9 | 8 | 9 | 9 | 9 | 8 | 7 | 8 | 7 | 7 | 8 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Mean period Tm02 (s) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Peak wave direction | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | WNW | WNW | W | WNW | WNW | W | W | W | WNW | W | W | W | WNW | W | W | W | W | W | W | W | WNW | W | W | W | WNW | WNW |
| Directional spread (°) | 30.0 | 27.0 | 26.0 | 16.0 | 32.0 | 26.0 | 31.0 | 33.0 | 27.0 | 27.0 | 35.0 | 21.0 | 32.0 | 32.0 | 37.0 | 29.0 | 26.0 | 23.0 | 30.0 | 41.0 | 31.0 | 25.0 | 28.0 | 30.0 | 32.0 | 30.0 | 26.0 | 22.0 | 25.0 | 24.0 | 25.0 | 30.0 | 26.0 | 21.0 | 41.0 | 31.0 | 38.0 | 39.0 | 31.0 | 34.0 | 36.0 | 26.0 | 26.0 | 34.0 | 27.0 | 32.0 | 31.0 | 30.0 |
| Water temperature(°C) | 20.7 | 20.8 | 20.8 | 20.8 | 20.8 | 20.7 | 20.6 | 20.3 | 19.9 | 19.7 | 19.5 | 19.5 | 19.3 | 19.2 | 19.3 | 20.4 | 20.8 | 20.7 | 20.6 | 20.4 | 20.3 | 20.3 | 20.1 | 20.1 | 20.0 | 20.0 | 20.1 | 20.2 | 20.2 | 20.4 | 20.4 | 20.4 | 20.4 | 20.4 | 20.3 | 20.2 | 20.0 | 20.0 | 19.7 | 19.9 | 20.0 | 20.0 | 20.2 | 20.1 | 20.0 | 19.9 | 19.9 | 19.8 |
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Learn how SurfHog combines, checks and summarizes observations in the data and methodology notes.