WTPH20 RPMM 270600 TTT GALE WARNING 02 AT 0600 27 MARCH TROPICAL STORM {JELAWAT} (1803) WAS ESTIMATED BASED ON ALL AVAILABLE DATA AT ZERO NINE POINT SEVEN NORTH ONE THREE FIVE POINT ZERO EAST FORECAST TO MOVE NORTH AT ZERO FOUR METERS PER SECOND ROUGH TO VERY ROUGH SEAS WITHIN THREE FIVE ZERO KILOMETER RADIUS NORTH SEMICIRCLE TWO ZERO ZERO KILOMETER RADIUS ELSEWHERE ESTIMATED CENTRAL PRESSURE NINE NINE EIGHT HECTOPASCALS MAXIMUM WINDS ONE EIGHT METERS PER SECOND NEAR THE CENTER ONE THREE METERS PER SECOND WITHIN THREE FIVE ZERO KILOMETER RADIUS NORTH SEMICIRCLE TWO ZERO ZERO KILOMETER RADIUS ELSEWHERE FORECAST POSITIONS AT 280600 ONE TWO POINT NINE NORTH ONE THREE FOUR POINT FOUR EAST AT 290600 ONE FIVE POINT SIX NORTH ONE THREE FOUR POINT SEVEN EAST AT 300600 ONE SEVEN POINT EIGHT NORTH ONE THREE SIX POINT ONE EAST AT 310600 ONE NINE POINT FIVE NORTH ONE THREE SEVEN POINT EIGHT EAST AND AT 010600 TWO ONE POINT ONE NORTH ONE FOUR ZERO POINT ONE EAST ALL SHIPS WITHIN STORM AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=