Pololu Valley Wind Stats

This chart describes how frequently and how strongly the wind blows from different directions through a typical October. The longest 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 3471 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Pololu Valley, located 40 km away (25 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 dominant wind at Pololu Valley blows from the NE. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Pololu Valley. By contrast, dominant spokes illustrate favoured directions, and the more deep 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 (light blue) about 1.3% of the time (0 days each October) and blows offshore just 1.5% of the time (0 days in an average October). In a typical October winds exceeding >40kph (25mph) are not expected, but 7 have winds on the range 30-40 (19-25) at Pololu Valley

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