Bunker Bay Bommie Wind Stats

The rose diagram illustrates how frequently and how strongly the wind blows from different directions over a normal April. 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 3360 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Bunker Bay Bommie, located 6 km away (4 miles). There are insufficient 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 prevailing wind at Bunker Bay Bommie blows from the WSW. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at Bunker Bay Bommie. By contrast, dominant spokes illustrate favoured directions, and the more dark 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 (pale blue) about 8% of the time (2 days each April) and blows offshore 47% of the time (4 days in an average April). Over an average April winds stronger than >40kph (25mph) are expected on 2 days at Bunker Bay Bommie

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