WTPH20 RPMM 031800 TTT TYPHOON WARNING 10 AT 1800 03 APRIL TYPHOON {MAYSAK} (1504) WAS LOCATED BASED ON ALL AVAILABLE DATA AT ONE FOUR POINT FOUR NORTH ONE TWO SEVEN POINT EIGHT EAST FORECAST TO MOVE WEST NORTHWEST AT ZERO FIVE METERS PER SECOND ROUGH TO PHENOMENAL SEAS WITHIN TWO ZERO ZERO KILOMETER RADIUS FROM THE CENTER ESTIMATED CENTRAL PRESSURE NINE SEVEN TWO HECTOPASCALS MAXIMUM WINDS THREE SIX METERS PER SECOND NEAR THE CENTER TWO FIVE METERS PER SECOND WITHIN ONE ZERO ZERO KILOMETER RADIUS FROM THE CENTER ONE THREE METERS PER SECOND WITHIN TWO ZERO ZERO KILOMETER RADIUS FROM THE CENTER FORECAST POSITIONS AT 041800 ONE FIVE POINT EIGHT NORTH ONE TWO THREE POINT FIVE EAST AT 051800 ONE EIGHT POINT ZERO NORTH ONE ONE NINE POINT SIX EAST AND AT 061800 TWO ONE POINT ZERO NORTH ONE ONE SIX POINT TWO EAST ALL SHIPS WITHIN TYPHOON AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD=