Les Pierres Noires wave buoy observations on Thu, Apr 28, 2011
Hourly readings from the Les Pierres Noires wave buoy for Thu, Apr 28, 2011, 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 3.1 ft (10th–90th percentile 2.6–3.8 ft), while mean peak wave period was 12 seconds (10th–90th percentile 10.9–13.5 seconds). Typical calculated wave power was approximately 4.4 kW/m (10th–90th percentile 3.2–5.9 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 Les Pierres Noires. Use the detailed observations table below for the same data in text form.
Sorry, there is no wave data :(
for Thu, Apr 28, 2011
About Les Pierres Noires wave buoy
Les Pierres Noires is a CANDHIS directional buoy west of Brittany, maintained through the French national sea-state observatory and its scientific and maritime partners. Its position near the offshore reef and lighthouse represents fully exposed Atlantic conditions approaching the Iroise Sea and western Brittany.
Its current data source reports wave height, wave period, wave direction, directional spread and sea temperature.
| Metric | ||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Significant wave height (ft) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Maximum wave height (ft) | 5 | 5 | 5 | 6 | 5 | 5 | 6 | 6 | 5 | 4 | 4 | 4 | 5 | 4 | 4 | 4 | 5 | 5 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 6 | 5 | 4 | 5 | 5 | 4 | 4 | 5 |
| Peak period (s) | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 14 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 13 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 11 | 11 | 12 |
| Average period (s) | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 9 | 10 | 11 | 10 | 11 | 10 | 10 | 11 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 10 | 9 | 9 | 8 | 11 | 8 | 9 | 9 | 8 | 9 | 8 | 9 | 9 | 8 | 10 | 9 | 9 | 9 | 8 | 9 | 10 | 10 | 10 | 10 | 10 |
| Mean period Tm02 (s) | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 5 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 6 |
| Peak wave direction | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| Directional spread (°) | 27.1 | 28.2 | 28.1 | 24.1 | 28.5 | 24.1 | 26.5 | 27.4 | 26.9 | 29.2 | 29.3 | 25.1 | 23.9 | 28.8 | 25.8 | 19.1 | 23.6 | 27.9 | 28.5 | 24.7 | 23.2 | 23.0 | 21.2 | 25.1 | 28.1 | 22.5 | 27.6 | 22.2 | 24.2 | 21.0 | 22.1 | 23.5 | 25.1 | 26.4 | 25.8 | 24.9 | 20.8 | 22.7 | 24.5 | 22.0 | 24.5 | 24.5 | 30.8 | 25.3 | 25.0 | 24.6 | 27.1 | 25.9 |
| Water temperature(°C) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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Learn how SurfHog combines, checks and summarizes observations in the data and methodology notes.