Ile d'Oléron - St Denis Wind Stats

This chart describes how commonly and how strongly the wind blows from different directions through a typical August. The longest spokes point in the directions the wind most commonly blows from and the shade of blue implies the strength, with the strongest winds shown by deep blue. It is based on 3472 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Ile d'Oleron - St Denis, located 11 km away (7 miles). There are too few recording stations world wide to use actual wind data. Without question some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the dominant wind at Ile d'Oleron - St Denis blows from the W. If the rose diagram shows a close to circular outline, it means there is no strong bias in wind direction at Ile d'Oleron - St Denis. By contrast, dominant spokes represent favoured directions, and the more deep blue, the stronger the wind. Spokes point in the direction the wind blows from. Over an average August, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 10% of the time (3 days each August) and blows offshore 65% of the time (0 days in an average August). In a typical August wind stronger than >40kph (25mph) was expected for only a single days at Ile d'Oleron - St Denis

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