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14F(08P) 通過換日線

查看數: 5535 評論數: 3 收藏 0切换到帖子模式
    組圖打開中,請稍候......
發佈時間: 2017-2-21 06:22

正文摘要:

本帖最後由 s6815711 於 2017-2-23 10:16 編輯   熱帶低壓    編號:14 F ( 08 P ) 名稱:無   基本資料      擾動編號日期:2017 年 02 月 21 日 05 時 JT ...

s6815711 發表於 2017-2-23 10:14
不到一天 發佈FW
sh0817.gif

s6815711 發表於 2017-2-22 11:12
JTWC 0330Z升格編號08P 巔峰上望40
sh0817.gif

s6815711 發表於 2017-2-21 11:25
JTWC 02Z評級提升至Medium
(1) AN AREA OF CONVECTION (INVEST 94P) HAS PERSISTED NEAR
16.7S 179.2E, APPROXIMATELY 110 NM EAST-NORTHEAST OF NADI, FIJI.
ANIMATED MULTISPECTRAL SATELLITE IMAGERY DEPICTS A CONSOLIDATING LOW-
LEVEL CIRCULATION CENTER (LLCC) WITH FRAGMENTED CONVECTIVE BANDING.
A 202132Z METOP-A 89GHZ IMAGE SHOWS FORMATIVE BANDING OVER THE
NORTHERN SEMI-CIRCLE WITH SHALLOW BANDING ELSEWHERE. SURFACE
OBSERVATIONS AT UNDU POINT (91652) SHOW SUSTAINED NORTHWESTERLY
WINDS OF 21 KNOTS WITH A SLP VALUE OF 1002.7MB. ENVIRONMENTAL
CONDITIONS ARE CONDUCIVE FOR FURTHER DEVELOPMENT WITH GOOD
DIFFLUENCE ALOFT, LOW VERTICAL WIND SHEAR AND WARM SST. THE GLOBAL  
MODELS INDICATE THAT THE SYSTEM WILL STRENGTHEN AS IT TRACKS EAST-
SOUTHEASTWARD, AWAY FROM FIJI. MAXIMUM SUSTAINED SURFACE WINDS ARE
ESTIMATED AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED
TO BE NEAR 1002 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A
SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS MEDIUM.
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