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Topic: Beaufort scale


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In the News (Mon 28 May 12)

  
  Met Office: The Beaufort scale
In this article, formulation of the scales was attributed to Beaufort, and the versions of the scales discussed were identical to those introduced later by the Admiralty in a memorandum issued in December 1838 to 'all Captains and Commanding Officers of Her Majesty's Ships and Vessels'.
Beaufort's scale of wind force was revised in 1874 to reflect changes in the rig of warships, and expanded two decades later to include particulars of the sail required by fishing smacks.
The scale for seafarers, however, is no more than 'a guide to show roughly what may be expected on the open sea, remote from land' - to quote from the warning that used to be attached to the copies of the scale issued to marine observers.
www.metoffice.com /education/secondary/students/beaufort.html   (1502 words)

  
  Beaufort scale
The Beaufort scale is an empirical measure for the intensity of the weather based mainly on wind power, it full name is thus the Beaufort wind force scale.
The scale was made a standard part of log entries for Royal Navay vessels in the late 1830s.
The scale was adapted to non-naval use from the 1850s, with the Beaufort numbers being tied to cup anemometer rotations.
www.ebroadcast.com.au /lookup/encyclopedia/be/Beaufort_scale.html   (198 words)

  
 Beaufort's Scale, Alaska Science Forum   (Site not responding. Last check: 2007-10-31)
Beaufort was a rising star in the Admiralty, where he eventually became known to history as Admiral Sir Francis Beaufort, the man who invented the scale of wind velocities.
Beaufort was a clever young commander in 1805, when he devised his scale.
Then the revised and expanded Beaufort scale became the official descriptive system for winds, to be used in international weather reports sent by telegraph.
www.gi.alaska.edu /ScienceForum/ASF9/911.html   (747 words)

  
 Met Office: The Beaufort scale
In this article, formulation of the scales was attributed to Beaufort, and the versions of the scales discussed were identical to those introduced later by the Admiralty in a memorandum issued in December 1838 to 'all Captains and Commanding Officers of Her Majesty's Ships and Vessels'.
Beaufort's scale of wind force was revised in 1874 to reflect changes in the rig of warships, and expanded two decades later to include particulars of the sail required by fishing smacks.
The scale for seafarers, however, is no more than 'a guide to show roughly what may be expected on the open sea, remote from land' - to quote from the warning that used to be attached to the copies of the scale issued to marine observers.
www.metoffice.gov.uk /education/secondary/students/beaufort.html   (1502 words)

  
 SkegnessLifeboat.org | Information | Beaufort Wind Scale
Beaufort is said to have had an illustrious career on the seas and by 1800 had risen to the rank of Commander.
Beaufort's specification is essentially an association of a set of integers (0 to 12) with a description of the state and behaviour of a "well-conditioned man-of-war." While the choice of numbers is quite arbitrary, as a sailor Beaufort apparently felt there were 13 levels of behaviour that he could recognize in a man-of-war.
The descriptions for Beaufort numbers 0 through 4 described the wind in terms of the speed that it may propel the ship; those for 5 through 9 in terms of her mission and her sail carrying ability; and those for 10 through 12 in terms of her survival.
www.skegnesslifeboat.org /ie/info/beaufort.asp   (906 words)

  
 Beaufort scale - HighBeam Encyclopedia   (Site not responding. Last check: 2007-10-31)
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; it employs a scale from 0 to 12, representing calm, light air, light breeze, gentle breeze, moderate breeze, fresh breeze, strong breeze, moderate gale, fresh gale, strong gale, whole gale, storm, hurricane.
The Beaufort scale is the oldest method of judging wind force.
www.encyclopedia.com /doc/1E1-beaufsc.html   (348 words)

  
 Scales and Ratings: Measuring without units - Numericana
The widely-used Beaufort scale was devised in 1806, by Sir Francis Beaufort (1774-1857), rear admiral, hydrographer to the Royal Navy.
Originally, the Beaufort Wind Scale did not refer to specific wind speeds, but to the effect of the wind on a full-rigged ship, and the amount of sail which should be carried.
The Richter Scale is a logarithmic scale; This means that two earthquakes which differ by one "magnitude" on the Richter Scale have physical characterisics in a given ratio.
home.att.net /~numericana/answer/scales.htm   (1615 words)

  
 Beaufort Wind Scale - Table - MSN Encarta
The Beaufort Scale is a system of recording wind velocity (speed) devised in 1806 by Francis Beaufort (1774–1857).
It is a numerical scale ranging from 0 for calm to 12 for a hurricane.
The scale, when originally drawn up, categorized wind not by its speed but by its observable effects.
encarta.msn.com /media_461533332/Beaufort_Wind_Scale.html   (261 words)

  
 Beaufort wind scale definition - Medical Dictionary definitions of popular medical terms
Beaufort wind scale: A widely used wind force scale whih is a simple numerical relationship to wind speed based on an observation of the effects of the wind.
The Beaufort wind scale is of importance in preparations for a tropical storm or hurricane.
Beaufort's specification is essentially an association of a set of integers (0 to 12) with a description of the state and behavior of a "well-conditioned man-of-war." While the choice of numbers is quite arbitrary, as a sailor Beaufort apparently felt there were 13 levels of behavior that he could recognize in a man-of-war.
www.medterms.com /script/main/art.asp?articlekey=38904   (1026 words)

  
 Weather Doctor's Weather People and History: The Weather Legacy of Admiral Sir Francis Beaufort
Francis Beaufort was born in 1774, in County Meath, Ireland, the son of the Reverend Daniel Augustus Beaufort, the Rector of Navan.
In 1829, Beaufort was appointed Hydrographer to the Admiralty.
Originally, the Wind Force Scale consisted of 13 degrees of wind strength, from calm to hurricane, and was based upon the effects of various wind strengths upon the amount of canvas carried by the fully rigged frigates of the period.
www.islandnet.com /~see/weather/history/beaufort.htm   (1395 words)

  
 Beaufort scale - Wikipedia, the free encyclopedia
The Beaufort scale is an empirical measure for describing wind intensity based mainly on observed sea conditions.
The scale was adapted to non-naval use from the 1850s, with scale numbers corresponding to cup anemometer rotations.
Note that wave heights in the scale are for conditions in the open ocean, not along shore.
en.wikipedia.org /wiki/Beaufort_scale   (562 words)

  
 Beaufort
Use of the Beaufort scale became mandatory in 1838 for all Royal Navyvessels.
Nowadays, the Beaufort scale is defined for seamen in terms of sea state.
The continued use of the Beaufort scale in weather forecasts is partly a matter of pragmatism and partly for realism.
www.franksingleton.clara.net /beaufort.html   (1600 words)

  
 The Beaufort Scale
The Beaufort Scale or Beaufort Wind Force Scale is a system for estimating wind strengths without the use of instruments, based on the effects wind has on the physical environment.
The scale was devised in 1805 by the British naval Commander, later Admiral, Sir Francis Beaufort (1774-1875).
The scale is not often used today as more direct methods are used by meteorologists to measure wind speed.
www.anbg.gov.au /jrc/kayak/beaufort.html   (1259 words)

  
 The Beaufort Scale
In 1805, a British Naval officer called Francis Beaufort introduced a scale from 0 -12 for measuring the speed of the wind at sea.
Beaufort developed the scale by matching the customs for setting a ship's sails with the speed and strength of the wind.
It is now used to describe the effect of wind on the surface of the water as well as on a range of everyday objects on the land - from smoke to flags, trees and roof tiles.
www.teachingideas.co.uk /geography/beaufort.htm   (507 words)

  
 What is the Beaufort Scale?
The Beaufort wind force scale, or simply Beaufort scale, was devised at the beginning of the 19th century (around 1805) to provide a standard measure of wind speeds for sailors.
The Beaufort scale is one wind scale among many that had been developed at the time, but after it became the mandatory standard for measuring wind speeds in the Royal Navy in 1838, the scale continued to stick, as it does to this day.
Although the Beaufort scale continued to be used throughout the 19th century, there was no standard way of connecting cup anemometer revolutions to a given wind force degree, with more than 30 disagreeing scales being used throughout the world.
www.wisegeek.com /what-is-the-beaufort-scale.htm   (313 words)

  
 Gauging Wind Speed With the Beaufort Scale
The Beaufort scale was long in use as a system for estimating wind speeds.
It was introduced in 1806 by Admiral Sir Francis Beaufort (1774-1857) of the British navy to describe wind effects on a fully rigged man-of-war sailing vessel, and it was later extended to include descriptions of effects on land features as well.
The Beaufort scale is divided into a series of values, from 0 for calm winds to 12 and above for hurricanes.
www.kitepower.com /beaufort.html   (317 words)

  
 BBC - Weather Centre - Features - Understanding Weather - Beaufort Scale
The scale was originally published for use at sea and was later adapted for use on land.
The Beaufort Scale, as it came to be known, was adopted by the Royal Navy in 1838 when it became mandatory for all ship's log entries.
The scale had 13 steps; from force 0, where the wind was calm, to force 12, where the steady wind would be at least 64 knots or 75 miles per hour.
www.bbc.co.uk /weather/features/understanding/beaufort_scale.shtml   (358 words)

  
 Beaufort Scale
The Beaufort Scale was originally developed as a system for estimating wind strengths without the use of instruments.
It was introduced in 1806 by Admiral Sir Francis Beaufort (1774-1857) of the British navy to describe wind effects on a fully rigged man-of-war sailing vessel, and it was later extended to include descriptions of effects on land features as well.
The Beaufort scale is divided into a series of values, from 0 for calm winds to 12 and above for hurricanes.
www.ace.mmu.ac.uk /eae/Weather/Older/Beaufort_Scale.html   (146 words)

  
 Who invented the Beaufort scale?
Francis Beaufort was born in 1774 in County Meath, Ireland and began his nautical career at 13 as a cabin boy in the Navy.
Whilst on assignment in 1812, which was a combined hydrographic study and patrol mission against the pirates operating out of the Levant the mission came under attack and Beaufort got hit in the groin by sniper fire, leaving him with a fractured hip.
Beaufort invented the Beaufort scale in 1806, and used it from then on wards, the Royal Navy then adopted his method in 1838, although over the next hundred years the Beaufort scale was slightly adapted it is still based around Francis Beaufort's concept.
www.weatherpatrol.com /who-invented-the-beaufort-scale   (249 words)

  
 NATURALIST'S ALMANAC | MAY 7 | BEAUFORT WIND SCALE
Sir Francis Beaufort, who spent much of his life sailing tall ships and charting distant bodies of water for the British Navy, was born on May 7, 1774.
Furthermore, because the Beaufort scale was observation-based, its numbers depended on human judgments, making exact wind speed equivalents difficult to quantify.
Beaufort’s scale to estimate the speed of a local wind.
www.naturalistsalmanac.com /0507beaufort.html   (364 words)

  
 Defining the Wind: the Beaufort Scale, and How a Nineteenth-Century Admiral Turned Science into Poetry Natural History ...
Beaufort was on friendly terms with Captain William Bligh, of Bounty fame, and with Captain Robert Fitzroy of the Beagle, as he was with most of the scientific luminaries of the age.
It was Beaufort, in fact, who suggested to the young Charles Darwin that he sail with the Beagle as its onboard naturalist.
Although it's doubtful that Beaufort ever saw that table (it appeared in a text, Practical Navigation, that was never published), Dalrymple's work anticipated Beaufort's first scale, with its descriptive phrases based on the number of sails a standard three-masted vessel could keep aloft in a particular wind.
www.findarticles.com /p/articles/mi_m1134/is_9_113/ai_n6358708   (762 words)

  
 Scale - Wikipedia, the free encyclopedia
Scale or Balance (In Urdu:Mizan or ميزان) is a comprehensive treatise on the contents of Islam written by Javed Ahmed Ghamidi, a Pakistani Sunni Islamic scholar.
The Medvedev-Sponheuer-Karnik scale and the Mercalli scale are used to measure the intensity of earthquakes.
The Fujita scale estimates the intensity of tornadoes.
en.wikipedia.org /wiki/Scale   (363 words)

  
 Beaufort Wind Scale — FactMonster.com
The Beaufort Wind Scale was designed in 1805 by Sir Francis Beaufort, a rear admiral in the British navy, to describe the wind's effect on sailing ships.
The scale is a series of numbers from 0 to 17 that indicate wind speed.
Beaufort scale - Beaufort scale, a scale of wind velocity devised (c.1805) by Admiral Sir Francis Beaufort of the...
www.factmonster.com /ipka/A0769023.html   (97 words)

  
 Beaufort scale / échelle / Skala
The Beaufort Scale or Beaufort Wind Force Scale is a system for estimating wind strengths without the use of instruments, based on the effects wind has on the physical environment.
The scale was devised in 1805 by the British naval Commander, later Admiral, Sir Francis Beaufort (1774-1875).
The Beaufort Scale, as originally drawn up, made no reference to the speed of the wind and various attempts have been made to correlate the two.
www.sailworks.net /beaufort/beaufort.htm   (1458 words)

  
 Beaufort Scale
he Beaufort wind force scale used to indicate weather conditions is well known to anyone who has heard the BBC's shipping forecast.
The Royal Navy made Beaufort's scale mandatory in 1838 but it wasn't until 1912 that the International Commission for Weather Telegraphy sought some agreement on velocity equivalents for the Beaufort scale.
And so Beaufort's scale had transfomed itself from a tool of the mariner to a means for the meteorologist.
www.fatbadgers.co.uk /Britain/beaufort.htm   (425 words)

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