Location:  
MeteoStar

WTPN21 PGTW 170530
RMKS/
1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN
160 NM EITHER SIDE OF A LINE FROM 12.7N 158.9E TO 14.7N 152.4E
WITHIN THE NEXT 12 TO 24 HOURS. AVAILABLE DATA DOES NOT JUSTIFY
ISSUANCE OF NUMBERED TROPICAL CYCLONE WARNINGS AT THIS TIME.
WINDS IN THE AREA ARE ESTIMATED TO BE 15 TO 20 KNOTS. METSAT
IMAGERY AT 170500Z INDICATES THAT A CIRCULATION CENTER IS LOCATED
NEAR 12.6N 158.3E. THE SYSTEM IS MOVING WESTWARD AT 05 KNOTS.
2. REMARKS:
MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 15 TO 20 KNOTS.
MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1007 MB. THE
POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE
WITHIN THE NEXT 24 HOURS IS HIGH.
3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 180530Z.
//
9118081512 133N1645E 20
9118081518 132N1631E 20
9118081600 132N1617E 20
9118081606 131N1608E 20
9118081612 127N1593E 20
9118081618 126N1588E 20
9118081700 126N1583E 20
NNNN