Horse Head Reef Wind Stats

The rose diagram describes how frequently and how strongly the wind blows from different directions through a typical August. The biggest 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 showing the strongest winds. It is based on 3582 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Horse Head Reef, located 37 km away (23 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 most common wind at Horse Head Reef blows from the NNE. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Horse Head Reef. Converseley, dominant spokes represent favoured directions, and the more dark blue, the stronger the wind. Spokes point in the direction the wind blows from. Over an average August, the model suggests that winds are light enough for the sea to be glassy (light blue) about 7% of the time (2 days each August) and blows offshore 28% of the time (1 days in an average August). During a typical August wind stronger than >40kph (25mph) was forecast for only a single days at Horse Head Reef

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