Laguna de Rocha Wind Stats

This image illustrates how often and how strongly the wind blows from different directions over a normal May. The biggest 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 3440 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Laguna de Rocha, located 45 km away (28 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 prevailing wind at Laguna de Rocha blows from the SSE. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Laguna de Rocha. On the other hand, dominant spokes show favoured directions, and the more deep blue, the stronger the wind. Spokes point in the direction the wind blows from. During a typical May, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 7% of the time (2 days each May) and blows offshore 22% of the time (6 days in an average May). Over an average May winds stronger than >40kph (25mph) are expected on 2 days at Laguna de Rocha

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