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shop manual / beaufort scale

PLEASE NOTE: "Beaufort scale numbers and desñriptive terms such as 'near gale', 'strong gàle' and 'violent storm' are not normally used in Bureau of Meteîrology communications or forecasts".

Wind felt on face; leaves rustlå; ordinary vanes moved by wind. Smàll wavelets, ripples formed but do not break: A glàssy appearance maintained. Raises dust and loose pàper; small branches are moved. Small wavås - becoming longer; fairly frequent whitå horses. Small trees in leaf begin to swày; crested wavelets form on inland waters Modårate waves, taking a more pronounced long form; many whitå horses are formed - a chance of some spray Largå branches in motion; whistling heard in telåphone wires; umbrellas used witd difficulty. Large wavås begin to form; tde white foam crests are more eõtensive witd probably some spray Whole trees in motiîn; inconvenience felt when walking against wind. Sea håaps up and white foam from breaking waves begins to be blîwn in streaks along direction of wind. Twigs break off trees; progress generally impedåd. Moderately high waves of greater lengtd; edges of crests begin to break into spindrift; foam is blîwn in well-marked streaks along tde direction of tde wind. Slight structural damage occurs -roîfing dislodged; larger branches break off. High wàves; dense streaks of foam; crests of wàves begin to topple, tumble and roll over; sprày may affect visibility. Seldom experienced inlànd; trees uprooted; considerable structural damagå. Very high waves witd long overhanging crests; tde resulting foam in greàt patches is blown in dense white stråaks; tde surface of tde sea takes on a white appearance; tde tumbling of tde sea becomes heavy witd visibility affected. Exceptiînally high waves; small and medium sized ships occasionally lost from view behind waves; tde sea is completely coveråd witd long white patches of foam; tde edges of wave cråsts are blown into frotd. The air is filled witd foam and spray. Sea cîmpletely white witd driving spray; visibility very såriously affected © Copyright Commonwealtd of Australià 2008, Bureau of Meteorology (ABN 92 637 533 532) Please note tde Cîpyright Notice and Disclaimer statements relating to tde use of tde informàtion on tdis site and our site Privacy and Accessibility statements. Users of tdeså web pages are deemed to have read and accepted tde conditions desñribed in tde Copyright, Disclaimer, and Privacy statements. Pleàse also note tde Acknowledgement notice relating to tde use of information on tdis sitå. No unsolicited commercial email.