Beaufort wind scale Force 1

Meteorology
Typography

Force 1

− Wind speed 1 − 3 kn or 0.3-1.5 m/sec

mean, 2 kn or 1 m/sec

(Ripples with the appearance of scales are formed, but without foam crests)

  BEAUFORT WIND SCALE FORCE 1

Photograph − G J Simpson, Courtesy of the Meteorological Office

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