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Beaufort scale - Wikipedia, the free encyclopedia
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Developed in 1805 by Sir Francis Beaufort of England ... Small wavelets, crests glassy, no breaking ... Wind felt on face, leaves rustle, vanes begin to move...
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Beaufort number; (force) Wind Speed Wave height; (feet) WMO* description Effects observed on the sea Effects observed on land ... Devised by British Rear-Admiral, Sir Francis Beaufort in 1805 based on observations of the effects of the wind ... Fujita Scale of Tornado Intensity...
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How Many? A Dictionary of Units of Measurement; © Russ Rowlett and the University of North Carolina at Chapel Hill ... Table of Contents; About the Dictionary; Using the Dictionary ... Force Speed Name Conditions at Sea Conditions on Land...
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Back to The Big Wind...
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BEAUFORT; NUMBER NAME WIND SPEED DESCRIPTION ... 0 calm <1 <1 calm; smokes rises vertically ... 1 light air 1-3 1-5 direction of wind shown by smoke but not by wind vanes...
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The Beaufort Scale, used throughout the marine world, has developed over many years since it was first devised by Admiral Francis Beaufort in 1806. Today, the Beaufort scale is defined for seamen in terms of sea state. ... Home > Products > Kestrel Hand-held Weather Meters > Knowledge Centre > Beaufort Scale...
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Beaufort scale, a scale of wind velocity devised (c.1805) by Admiral Sir Francis Beaufort of the British navy. An adaptation of Beaufort's scale is used by the U.S. National Weather Service;
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The scale starts with 0 and goes to a force of 12. The Beaufort scale is still used today to estimate wind strengths. ... BEAUFORT SCALE: Specifications and equivalent speeds for use on land ... The Beaufort scale:
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