WTPH20 RPMM 311800

TTT GALE WARNING 12



AT 1800 31 JULY SEVERE TROPICAL STORM {NIDA} (1604) WAS ESTIMATED

BASED ON ALL AVAILABLE DATA AT ONE NINE POINT THREE NORTH ONE TWO

ZERO

 POINT TWO EAST FORECAST TO MOVE NORTHWEST AT ZERO FIVE METERS PER

SECOND ROUGH TO VERY HIGH SEAS WITHIN TWO FIVE ZERO KILOMETER RADIUS

FROM THE CENTER ESTIMATED CENTRAL PRESSURE NINE EIGHT TWO

HECTOPASCALS  MAXIMUM WINDS TWO NINE METERS PER SECOND NEAR THE

CENTER ONE THREE METERS PER SECOND WITHIN TWO FIVE ZERO KILOMETER

RADIUS FROM THE CENTER FORECAST POSITIONS AT 011800 TWO ONE POINT

SIX NORTH ONE ONE FIVE POINT EIGHT EAST AND AT 021800 TWO THREE

POINT TWO NORTH ONE ONE ZERO POINT SIX EAST ALL SHIPS WITHIN STORM

AREA ARE REQUESTED TO SEND THREE HOURLY WEATHER REPORT TO PHILIPPINE

ATMOSPHERIC GEOPHYSICAL AND ASTRONOMICAL SERVICES ADMINISTRATION PD



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