▁scale ▁Before ▁the ▁ 1 – 5 ▁scale ▁was ▁created ▁in ▁ 1 9 6 9 ▁by ▁the ▁National ▁H urr icane ▁Center ▁and ▁later ▁by ▁the ▁Bureau ▁of ▁Meteor ology ▁in ▁Australia . ▁Many ▁tropical ▁cycl ones ▁were ▁simply ▁ranked ▁by ▁the ▁Beau fort ▁Wind ▁Sc ale ▁which ▁was ▁created ▁in ▁the ▁early ▁ 1 8 0 0 s ▁by ▁Francis ▁Beau fort . ▁The ▁purpose ▁of ▁the ▁scale ▁was ▁to ▁standard ize ▁wind ▁reports ▁in ▁ship ▁logs . ▁The ▁scale ▁was ▁divided ▁down ▁into ▁ 1 4 ▁forces ▁( force ▁ 0 ▁is ▁calm ▁while ▁force ▁ 1 2 ▁is ▁h urr icane ). ▁ ▁Fast est ▁wind speed ▁per ▁bas in ▁This ▁lists ▁the ▁fast est ▁wind ▁speed ▁of ▁a ▁tropical ▁cy clone ▁per ▁bas in ▁since ▁ 1 9 5 0 ▁( NOT E : ▁All ▁wind ▁spe eds ▁are ▁ 1 - min ute ▁sust ained ▁and ▁are ▁in ▁m ph ). ▁ ▁North ▁Atlantic : ▁ 1 9 0   m ph ▁( 1 9 8 0 ) ▁East ▁Pacific : ▁ 2 1 5   m ph ▁( 2 0 1 5 ) ▁Central ▁Pacific : ▁ 1 7 5   m ph ▁( 1 9 9 4 ) ▁West ▁Pacific : ▁ 2 1 5   m ph ▁( 1 9 6 1 ) ▁North ▁Indian : ▁ 1 6 5   m ph ▁( 2 0 0 7 ) ▁South ▁Indian : ▁ 1 6 5   m ph ▁( 1 9 9 4