Koh Phayam Wind Stats

The figure illustrates how frequently and how strongly the wind blows from different directions over a normal April. The biggest spokes point in the directions the wind most commonly blows from and the shade of blue suggests the strength, with deep blue strongest. It is based on 3360 NWW3 forecasts of wind since since 2007, at 3hr intervals, for the closest NWW3 model node to Koh Phayam, located 49 km away (30 miles). There are insufficient recording stations world wide to use actual wind data. Without question some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the dominant wind at Koh Phayam blows from the SW. If the rose graph shows a fairly circular pattern, it means there is no strong bias in wind direction at Koh Phayam. 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. During a typical April, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 13% of the time (4 days each April) and blows offshore 20% of the time (2 days in an average April). Over an average April winds exceeding >40kph (25mph) are not expected, but 0 have winds on the range 30-40 (19-25) at Koh Phayam

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