Ponta Das Aranhas Wind Stats

The figure illustrates how often and how strongly the wind blows from different directions over a normal July. The biggest 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 3720 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Ponta Das Aranhas, located 37 km away (23 miles). There are insufficient recording stations world wide to use actual wind data. No doubt some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the dominant wind at Ponta Das Aranhas blows from the E. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at Ponta Das Aranhas. By contrast, dominant spokes illustrate favoured directions, and the more dark blue, the stronger the wind. Spokes point in the direction the wind blows from. During a typical July, the model suggests that winds are light enough for the sea to be glassy (light blue) about 5% of the time (2 days each July) and blows offshore 33% of the time (10 days in an average July). Over an average July wind stronger than >40kph (25mph) was forecast for only a single days at Ponta Das Aranhas

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