WTPH20 RPMM 260600 TTT GALE WARNING 2 AT 0600 26 APRIL TROPICAL STORM {MUIFA} (1701) WAS ESTIMATED BASED ON ALL AVAILABLE DATA AT ONE THREE POINT EIGHT NORTH ONE THREE FOUR POINT SIX EAST FORECAST TO MOVE NORTH NORTHWEST AT ZERO FOUR METERS PER SECOND ROUGH TO VERY ROUGH SEAS WITHIN ONE FIVE ZERO KILOMETER RADIUS ESTIMATED CENTRAL PRESSURE NINE NINE EIGHT HECTOPASCALS MAXIMUM WINDS ONE EIGHT METERS PER SECOND NEAR THE CENTER ONE THREE METERS PER SECOND WITHIN ONE FIVE ZERO KILOMETER RADIUS FORECAST POSITIONS AT 270600 ONE SIX POINT ZERO NORTH ONE THREE FOUR POINT ZERO EAST AT 280600 ONE EIGHT POINT FIVE NORTH ONE THREE SIX POINT EIGHT EAST AND AT 290600 TWO TWO POINT THREE NORTH ONE FOUR TWO POINT EIGHT EAST ALL SHIPS WITHIN STORM AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=