St Jean de Luz - Sainte Barbe Wind Stats

This picture shows how commonly and how strongly the wind blows from different directions over a normal September. The biggest spokes point in the directions the wind most commonly blows from and the shade of blue indicates the strength, with the strongest winds shown by deep blue. It is based on 3359 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to St Jean de Luz - Sainte Barbe, located 29 km away (18 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 St Jean de Luz - Sainte Barbe blows from the NW. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at St Jean de Luz - Sainte Barbe. On the other hand, dominant spokes show favoured directions, and the more the darkest shade of blue, the stronger the wind. Spokes point in the direction the wind blows from. During a typical September, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 26% of the time (8 days each September) and blows offshore 41% of the time (1 days in an average September). Over an average September wind stronger than >40kph (25mph) was forecast for only a single days at St Jean de Luz - Sainte Barbe

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