Lacanau - Supersud Wind Stats

The rose diagram illustrates how frequently and how strongly the wind blows from different directions through a typical October. The largest 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 deep blue. It is based on 3471 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Lacanau - Supersud, located 23 km away (14 miles). There are not enough 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 prevailing wind at Lacanau - Supersud blows from the WNW. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at Lacanau - Supersud. By contrast, dominant spokes represent 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 October, the model suggests that winds are light enough for the sea to be glassy (light blue) about 12% of the time (4 days each October) and blows offshore 44% of the time (13 days in an average October). During a typical October wind stronger than >40kph (25mph) was predicted for only a single days at Lacanau - Supersud

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