WTPH20 RPMM 230000 TTT STORM WARNING 02 AT 0000 23 DECEMBER SEVERE TROPICAL STORM {NOCK-TEN} (1626) WAS ESTIMATED BASED ON ALL AVAILABLE DATA AT ONE ONE POINT SIX NORTH ONE THREE THREE POINT FOUR EAST FORECAST TO MOVE WEST NORTHWEST AT ZERO SIX METERS PER SECOND ROUGH TO VERY HIGH SEAS WITHIN THREE FIVE ZERO KILOMETER RADIUS ONE FIVE ZERO KILOMETER RADIUS ELSEWHERE ESTIMATED CENTRAL PRESSURE NINE EIGHT TWO HECTOPASCALS MAXIMUM WINDS TWO NINE METERS PER SECOND NEAR THE CENTER ONE THREE METERS PER SECOND WITHIN THREE FIVE ZERO KILOMETER RADIUS ONE FIVE ZERO KILOMETER RADIUS ELSEWHERE FORECAST POSITIONS AT 240000 ONE TWO POINT SIX NORTH ONE TWO EIGHT POINT NINE EAST AT 250000 ONE THREE POINT FOUR NORTH ONE TWO SIX POINT ONE EAST AT 260000 ONE THREE POINT NINE NORTH ONE TWO TWO POINT FOUR EAST AT 270000 ONE FIVE POINT FOUR NORTH ONE ONE EIGHT POINT SEVEN EAST AND AT 280000 ONE FIVE POINT EIGHT NORTH ONE ONE SIX POINT TWO EAST ALL SHIPS WITHIN STORM AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD PAGASA=