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light air
In the Beaufort wind scale, a wind with a speed from 1 to 3 knots (1 to 3 mph) or Beaufort Number 1 (Force 1).
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- Kevin Bowles
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In the Beaufort wind scale, a wind with a speed from 1 to 3 knots (1 to 3 mph) or Beaufort Number 1 (Force 1).