Dirk Hartog Island Wind Stats

This picture describes how often and how strongly the wind blows from different directions through a typical February. The largest spokes point in the directions the wind most commonly blows from and the shade of blue implies the strength, with the strongest winds shown by deep blue. It is based on 2664 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Dirk Hartog Island, located 28 km away (17 miles). There are not enough 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 dominant wind at Dirk Hartog Island blows from the SSW. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Dirk Hartog Island. 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. Over an average February, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 2% of the time (1 days each February) and blows offshore just 9% of the time (2 days in an average February). In a typical February winds stronger than >40kph (25mph) are expected on 8 days at Dirk Hartog Island

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