Bettys Bay Wind Stats

The graph illustrates how commonly 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 indicates the strength, with the darkest shade of blue strongest. It is based on 3471 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Bettys Bay, located 18 km away (11 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 prevailing wind at Bettys Bay blows from the SSW. If the rose diagram shows a close to circular outline, it means there is no strong bias in wind direction at Bettys Bay. By contrast, dominant spokes illustrate 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 (light blue) about 6% of the time (2 days each October) and blows offshore 17% of the time (5 days in an average October). In a typical October winds stronger than >40kph (25mph) are expected on 3 days at Bettys Bay

read more