Blenheim Beach Wind Stats

This chart shows how frequently and how strongly the wind blows from different directions over a normal April. 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 3360 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Blenheim Beach, located 30 km away (19 miles). There are too few recording stations world wide to use actual wind data. Invevitably some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the most common wind at Blenheim Beach blows from the ESE. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Blenheim Beach. Converseley, dominant spokes represent favoured directions, and the more deep blue, the stronger the wind. Spokes point in the direction the wind blows from. During a typical April, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 5% of the time (2 days each April) and blows offshore 22% of the time (0 days in an average April). Over an average April winds exceeding >40kph (25mph) are not expected, but 2 have winds on the range 30-40 (19-25) at Blenheim Beach

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