in

Beaufort wind scale Force 8

BEAUFORT WIND SCALE FORCE 8

Force 8

− Windspeed 34 − 40 kn or 17.2-20.7 m/sec

mean 37kn or 19 m/sec

(Moderate high waves of greater length; edges of crests begin to break into the spindrift. The foam is blown in well−marked streaks along the direction of the wind) 

BEAUFORT WIND SCALE FORCE 8

Photograph − Environment Canada

Written by Master

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