Roca Bruja - Witch's Rock Wind Stats

This picture illustrates how frequently and how strongly the wind blows from different directions through a typical May. The longest 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 strongest. It is based on 3422 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Roca Bruja - Witch's Rock, located 42 km away (26 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 most common wind at Roca Bruja - Witch's Rock blows from the SW. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at Roca Bruja - Witch's Rock. Converseley, 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 May, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 0% of the time (0 days each May) and blows offshore just 0.1% of the time (0 days in an average May). In a typical May winds exceeding >40kph (25mph) are not expected, but 0 have winds on the range 30-40 (19-25) at Roca Bruja - Witch's Rock

read more