Ferrugem Wind Stats

This picture shows how frequently 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 suggests the strength, with deep blue strongest. It is based on 3224 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Ferrugem, located 15 km away (9 miles). There are too few 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 Ferrugem blows from the SE. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Ferrugem. By contrast, dominant spokes represent 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 July, the model suggests that winds are light enough for the sea to be glassy (light blue) about 13% of the time (4 days each July) and blows offshore 42% of the time (13 days in an average July). Over an average July winds exceeding >40kph (25mph) are not expected, but 2 have winds on the range 30-40 (19-25) at Ferrugem

read more