Dumps (Brandon Bay) Wind Stats

This picture shows how frequently and how strongly the wind blows from different directions through a typical October. The largest spokes point in the directions the wind most commonly blows from and the shade of blue implies the strength, with the darkest shade of blue showing the strongest winds. It is based on 2976 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Dumps, located 23 km away (14 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 prevailing wind at Dumps blows from the WNW. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Dumps. On the other hand, 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. Over an average October, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 5% of the time (2 days each October) and blows offshore 25% of the time (5 days in an average October). In a typical October winds stronger than >40kph (25mph) are expected on 4 days at Dumps

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