WTPH20 RPMM 161200 TTT TYPHOON WARNING 13 AT 1200 16 SEPTEMBER TYPHOON {MALAKAS}(1616) WAS LOCATED BASED ON ALL AVAILABLE DATA AT TWO TWO POINT ZERO NORTH ONE TWO THREE POINT THREE EAST FORECAST TO MOVE NORTH NORTHWEST AT ZERO FIVE METERS PER SECOND ROUGH TO PHENOMENAL SEAS WITHIN TWO FIVE ZERO KILOMETER RADIUS SOUTHWEST SEMICIRCLE TWO ZERO ZERO KILOMETER RADIUS ELSEWHERE ESTIMATED CENTRAL PRESSURE NINE FIVE EIGHT HECTOPASCALS MAXIMUM WINDS FOUR FOUR METERS PER SECOND NEAR THE CENTER THREE THREE METERS PER SECOND WITHIN ONE ZERO ZERO KILOMETER RADIUS ONE THREE METERS PER SECOND WITHIN TWO FIVE ZERO KILOMETER RADIUS SOUTHWEST SEMICIRCLE TWO ZERO ZERO KILOMETER RADIUS ELSEWHERE FORECAST POSITION AT 171200 TWO SIX POINT ONE NORTH ONE TWO TWO POINT SIX EAST AT 181200 TWO EIGHT POINT NINE NORTH ONE TWO FOUR POINT THREE EAST AT 191200 THREE ONE POINT TWO NORTH ONE TWO EIGHT POINT FOUR EAST ALL SHIPS WITHIN TYPHOON AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=