Praia da Bertioga Wind Stats

The graph shows how frequently and how strongly the wind blows from different directions through a typical October. The biggest spokes point in the directions the wind most commonly blows from and the shade of blue indicates the strength, with deep blue strongest. It is based on 3471 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Praia da Bertioga, located 22 km away (14 miles). There are insufficient 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 Praia da Bertioga blows from the SE. If the rose diagram shows a close to circular outline, it means there is no strong bias in wind direction at Praia da Bertioga. Converseley, 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 October, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 21% of the time (7 days each October) and blows offshore 28% of the time (9 days in an average October). In a typical October winds exceeding >40kph (25mph) are not expected, but 1 have winds on the range 30-40 (19-25) at Praia da Bertioga

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