Praia do Aterro Wind Stats

This picture illustrates how commonly and how strongly the wind blows from different directions over a normal July. 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 3720 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Praia do Aterro, located 33 km away (21 miles). There are not enough 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 Praia do Aterro blows from the WNW. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Praia do Aterro. On the other hand, dominant spokes show 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 (pale blue) about 16% of the time (5 days each July) and blows offshore 17% of the time (5 days in an average July). Over an average July wind stronger than >40kph (25mph) was forecast for only a single days at Praia do Aterro

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