Ile d'Oleron - Les Boulassiers Wind Stats

This image shows how frequently and how strongly the wind blows from different directions through a typical September. The longest spokes point in the directions the wind most commonly blows from and the shade of blue suggests the strength, with the strongest winds shown by the darkest shade of blue. It is based on 2880 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Ile d'Oleron - Les Boulassiers, located 13 km away (8 miles). There are too few recording stations world wide to use actual wind data. Invevitably some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the prevailing wind at Ile d'Oleron - Les Boulassiers blows from the WNW. If the rose diagram shows a close to circular outline, it means there is no strong bias in wind direction at Ile d'Oleron - Les Boulassiers. By contrast, dominant spokes illustrate favoured directions, and the more the darkest shade of blue, the stronger the wind. Spokes point in the direction the wind blows from. Over an average September, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 13% of the time (4 days each September) and blows offshore 32% of the time (9 days in an average September). In a typical September wind stronger than >40kph (25mph) was predicted for only a single days at Ile d'Oleron - Les Boulassiers

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