Kugenuma Rivermouth Wind Stats

The figure describes how frequently 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 indicates the strength, with the darkest shade of blue strongest. It is based on 3440 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Kugenuma Rivermouth, located 35 km away (22 miles). There are too few 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 Kugenuma Rivermouth blows from the S. If the rose plot shows a nearly round shape, it means there is no strong bias in wind direction at Kugenuma Rivermouth. 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. During a typical May, the model suggests that winds are light enough for the sea to be glassy (the lightest shade of blue) about 4% of the time (1 days each May) and blows offshore just 9% of the time (2 days in an average May). Over an average May winds stronger than >40kph (25mph) are expected on 2 days at Kugenuma Rivermouth

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