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WTPN21 PGTW 270230 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE FORMATION ALERT// RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 110 NM EITHER SIDE OF A LINE FROM 9.8N 146.6E TO 13.7N 146.1E WITHIN THE NEXT 06 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 18 TO 23 KNOTS. METSAT IMAGERY AT 270000Z INDICATES THAT A CIRCULATION CENTER IS LOCATED NEAR 11.2N 146.2E. THE SYSTEM IS MOVING NORTHEASTWARD AT 07 KNOTS. 2. REMARKS: THE AREA OF CONVECTION PREVIOUSLY LOCATED NEAR 10.3N 145.0E, IS NOW LOCATED NEAR 11.2N 146.2E, APPROXIMATELY 160 NM SOUTHEAST OF ANDERSEN AFB, GUAM. ANIMATED MULTISPECTRAL SATELLITE IMAGERY DEPICTS AN ILL-DEFINED LOW LEVEL CIRCULATION CENTER (LLCC) WITH FLARING DEEP CONVECTION ALONG THE SOUTHEASTERN QUADRANT WHILE A DEFINED MID-LEVEL CIRCULATION HAS PERSISTED TO THE SOUTH. A 262240Z SSMIS MICROWAVE IMAGE ADDITIONALLY SHOWS THE LLCC IS POORLY DEFINED WHILE THE DEEP CONVECTION IS CONFINED TO THE SOUTH. UPPER- LEVEL ANALYSIS INDICATES A FAVORABLE ENVIRONMENT WITH LOW (05 TO 10 KNOTS) VERTICAL WIND SHEAR AND EXCELLENT POLEWARD AND EQUATORWARD OUTFLOW. SEA SURFACE TEMPERATURES IN THE REGION ARE CONDUCIVE (29 TO 30 DEGREES CELSIUS) FOR DEVELOPMENT. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 18 TO 23 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1005 MB. DUE TO THE FAVORABLE ENVIRONMENT, 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 280230Z.// NNNN 目前在關島附近往北偏西移動 看起來會往關島走 -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 123.192.225.38 ※ 文章網址: http://www.ptt.cc/bbs/TY_Research/M.1398598872.A.AE5.html
Asvaghosa : 這個全大寫的傳統是哪裡來? 04/27 20:18
greenYoshi :太平洋颱風趕在四月底生出一個? 04/27 20:36
hyscout :一樓要問JTWC喔 他的文字版就是全大寫 04/27 20:39
mstar :可能是順便發航海用電報? 04/27 21:13
Morbert :是電報沒錯~ 04/28 19:54