-values, average windspeed and the median for the average windspeed in m/s, km/h, and knots.
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Windspeed classification
To ease the understanding of the m/s measurement, the following table can be used.
Windspeed IN m/s
Description
<5
Very slow wind
5-10
Rather slow wind
10-20
Considerable wind, may lead to difficulties
20-30
Very windy, caution is advised
>30
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