, 0 0 0   people ▁were ▁left ▁hom eless . ▁The ▁ty ph oon ▁was ▁also ▁responsible ▁for ▁several ▁mar itime ▁inc idents ▁that ▁killed ▁at ▁least ▁four ▁people . ▁ ▁Meteor ological ▁history ▁ ▁On ▁September   3 0 , ▁a ▁weak ▁surface ▁low ▁developed ▁within ▁the ▁mon so on ▁tr ough ▁about ▁ 1 9 5   km ▁( 1 2 0   mi ) ▁south ▁of ▁Y ap . ▁Dr ifting ▁north west ward , ▁the ▁system ▁gradually ▁organized ▁into ▁a ▁tropical ▁de pression ▁by ▁October   2 . ▁Later ▁that ▁day , ▁aircraft ▁reconna issance ▁revealed ▁the ▁system ▁to ▁have ▁intens ified ▁into ▁a ▁tropical ▁storm , ▁at ▁which ▁time ▁it ▁was ▁assigned ▁the ▁name ▁N ora . ▁The ▁system ' s ▁movement ▁soon ▁became ▁slow ▁and ▁err atic , ▁with ▁N ora ▁executing ▁a ▁counter - clock wise ▁loop ▁on ▁October   3 . ▁After ▁comple ting ▁the ▁loop , ▁it ▁att ained ▁ty ph oon ▁status ▁and ▁acquired ▁a ▁temporary ▁north ward ▁traject ory . ▁Due ▁to ▁the ▁cy clone ' s ▁proxim ity ▁to ▁the ▁Philippines , ▁the ▁Philipp ine ▁At mos pher ic , ▁Ge oph ys ical ▁and ▁Astronom ical ▁Services ▁Administration ▁also ▁monitor ed ▁the ▁storm ▁and ▁assigned ▁it ▁with ▁the ▁local ▁name ▁L uming . ▁Late ▁on ▁October   4 , ▁N ora ▁began ▁to ▁under go ▁a ▁period ▁of ▁rapid ▁intens ification . ▁Several ▁aircraft ▁reconna issance ▁miss ions ▁were ▁flow n ▁by ▁the ▁U . S . ▁Air ▁Force