WTPH20 RPMM 121200 TTT TYPHOON WARNING 07 AT 1200 12 SEPTEMBER TYPHOON {MERANTI} (1614) WAS LOCATED BASED ON ALL AVAILABLE DATA AT ONE EIGHT POINT NINE NORTH ONE TWO EIGHT POINT ONE EAST FORECAST TO MOVE WEST NORTHWEST AT ZERO SIX METERS PER SECOND ROUGH TO PHENOMENAL SEAS WITHIN THREE ZERO ZERO KILOMETER RADIUS FROM THE CENTER ESTIMATED CENTRAL PRESSURE NINE THREE EIGHT HECTOPASCALS MAXIMUM WINDS FIVE FOUR METERS PER SECOND NEAR THE CENTER THREE THREE METERS PER SECOND WITHIN ONE ZERO ZERO KILOMETER RADIUS FROM THE CENTER ONE THREE METERS PER SECOND WITHIN THREE ZERO ZERO KILOMETER RADIUS FROM THE CENTER FORECAST POSITIONS AT 131200 TWO ZERO POINT ONE NORTH ONE TWO THREE POINT FOUR EAST AT 141200 TWO ONE POINT THREE NORTH ONE ONE NINE POINT THREE EAST AT 151200 TWO THREE POINT ONE NORTH ONE ONE FIVE POINT SEVEN EAST AND AT 161200 TWO SIX POINT FIVE NORTH ONE ONE FIVE POINT FOUR EAST ALL SHIPS WITHIN TYPHOON AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPNE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=