WTPH20 RPMM 011200 TTT TYPHOON WARNING 01 AT 1200 01 APRIL TYPHOON {MAYSAK} (1504) WAS LOCATED BASED ON ALL AVAILABLE DATA AT ONE ONE POINT SEVEN NORTH ONE THREE FIVE POINT EIGHT EAST FORECAST TO MOVE WEST NORTHWEST AT ZERO FIVE METERS PER SECOND ROUGH TO PHENOMENAL SEAS WITHIN THREE ZERO ZERO KILOMETER RADIUS FROM THE CENTER ESTIMATED CENTRAL PRESSURE NINE FOUR FIVE HECTOPASCALS MAXIMUM WINDS FIVE ZERO 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 021200 ONE THREE POINT THREE NORTH ONE THREE ONE POINT SIX EAST AT 031200 ONE FOUR POINT FIVE NORTH ONE TWO SEVEN POINT FOUR EAST AND AT 041200 ONE FIVE POINT NINE NORTH ONE TWO THREE POINT THREE EAST ALL SHIPS WITHIN TYPHOON AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=