Pedra da Cachorra Wind Stats

The figure shows how frequently and how strongly the wind blows from different directions through a typical July. The largest spokes point in the directions the wind most commonly blows from and the shade of blue implies the strength, with the strongest winds shown by dark blue. It is based on 3224 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Pedra da Cachorra, located 38 km away (24 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 prevailing wind at Pedra da Cachorra blows from the ESE. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Pedra da Cachorra. Converseley, dominant spokes illustrate favoured directions, and the more dark blue, the stronger the wind. Spokes point in the direction the wind blows from. Over an average July, the model suggests that winds are light enough for the sea to be glassy (light blue) about 28% of the time (9 days each July) and blows offshore 28% of the time (9 days in an average July). During a typical July winds exceeding >40kph (25mph) are not expected, but 0 have winds on the range 30-40 (19-25) at Pedra da Cachorra

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