St Gilles Croix de Vie Wind Stats

The figure shows how commonly and how strongly the wind blows from different directions over a normal May. The longest spokes point in the directions the wind most commonly blows from and the shade of blue indicates the strength, with deep blue showing the strongest winds. It is based on 3422 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to St Gilles Croix de Vie, located 22 km away (14 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 dominant wind at St Gilles Croix de Vie blows from the W. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at St Gilles Croix de Vie. On the other hand, dominant spokes represent favoured directions, and the more deep blue, the stronger the wind. Spokes point in the direction the wind blows from. During a typical May, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 9% of the time (3 days each May) and blows offshore 39% of the time (11 days in an average May). Over an average May wind stronger than >40kph (25mph) was forecast for only a single days at St Gilles Croix de Vie

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