Manchester Beach Wind Stats

This image shows how often and how strongly the wind blows from different directions over a normal September. The biggest spokes point in the directions the wind most commonly blows from and the shade of blue indicates the strength, with the strongest winds shown by deep blue. It is based on 3360 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Manchester Beach, located 25 km away (16 miles). There are too few 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 Manchester Beach blows from the SW. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Manchester Beach. By contrast, dominant spokes show 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 September, 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 September) and blows offshore 8% of the time (2 days in an average September). Over an average September winds exceeding >40kph (25mph) are not expected, but 2 have winds on the range 30-40 (19-25) at Manchester Beach

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