WTPH20 RPMM 030000 TTT TYPHOON WARNING 9 AT 0000 03 OCTOBER TYPHOON {CHABA} (1618) WAS LOCATED BASED ON ALL AVAILABLE DATA AT TWO THREE POINT NINE NORTH ONE TWO SEVEN POINT FIVE EAST FORECAST TO MOVE NORTH NORTHWEST AT ZERO FIVE METERS PER SECOND ROUGH TO PHENOMENAL SEAS WITHIN THREE ZERO ZERO KILOMETER RADIUS ESTIMATED CENTRAL PRESSURE NINE FOUR EIGHT HECTOPASCALS MAXIMUM WINDS FOUR NINE METERS PER SECOND NEAR THE CENTER THREE THREE METERS PER SECOND WITHIN ONE FIVE ZERO KILOMETER RADIUS ONE THREE METERS PER SECOND WITHIN THREE ZERO ZERO KILOMETER RADIUS FORECAST POSITIONS AT 040000 TWO EIGHT POINT ZERO NORTH ONE TWO SIX POINT FIVE EAST AND AT 050000 THREE THREE POINT EIGHT NORTH ONE TWO SEVEN POINT NINE EAST ALL SHIPS WITHIN TYPHOON AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=