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01A.Ashobaa 水淹阿曼沿海

查看數: 8216 評論數: 13 收藏 0切换到帖子模式
    組圖打開中,請稍候......
發佈時間: 2015-6-3 21:19

正文摘要:

本帖最後由 t02436 於 2015-6-15 13:45 編輯   氣旋風暴   編號:ARB 01 ( 01A ) 名稱:Ashobaa   基本資料   擾動編號日期:2015 年 06 月 03 日 20 時 命名日期   ...

Meow 發表於 2015-6-14 12:44
還沒死,回到Medium。

ABIO10 PGTW 140200
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN
/REISSUED/140200Z-141800ZJUN2015//
RMKS/
1. NORTH INDIAN OCEAN AREA (MALAY PENINSULA WEST TO COAST OF AFRICA):
   A. TROPICAL CYCLONE SUMMARY: NONE.
   B. TROPICAL DISTURBANCE SUMMARY:
      (1) THE AREA OF CONVECTION PREVIOUSLY LOCATED NEAR 20.7N
59.9E, IS NOW LOCATED NEAR 20.6N 59.6E, APPROXIMATELY 35 NM EAST OF
MASIRAH ISLAND, OMAN. ANIMATED INFRARED SATELLITE IMAGERY INDICATES
A LINE OF PERSISTENT DEEP CONVECTION TO THE SOUTH-SOUTHWEST OF THE
REMNANTS OF 01A HAS GRADUALLY MOVED CLOSER TO THE ILL-DEFINED LOW
LEVEL CIRCULATION CENTER (LLCC). RECENT MICROWAVE IMAGERY, INCLUDING
A 132122Z AMSR 36 GHZ PASS, HAS REVEALED A GENERALLY DISORGANIZED
LLCC WITH MOSTLY LINEAR DEEP CONVECTION. UPPER LEVEL ANALYSIS
INDICATES A HOSTILE ENVIRONMENT WITH STRONG (20 TO 30 KNOTS)
VERTICAL WIND SHEAR. SURFACE WINDS ALONG THE SOUTHERN PERIPHERY ARE
BEING ENHANCED BY SOUTHWESTERLY WINDS ASSOCIATED WITH THE LOW LEVEL
SOMALI JET. DYNAMIC GUIDANCE GENERALLY SHOWS AN ERRATIC, SLOW TRACK
MOTION WITH A FORECAST WEAKENING TREND. MAXIMUM SUSTAINED SURFACE
WINDS ARE ESTIMATED AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS
ESTIMATED TO BE NEAR 1005 MB. DUE TO INCREASINGLY PERSISTENT NATURE
OF THE DEEP CONVECTION AND ITS PROXIMITY TO THE REMNANT LLCC,THE
POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE
WITHIN THE NEXT 24 HOURS IS UPGRADED TO MEDIUM.
      (2) NO OTHER SUSPECT AREAS.
2. SOUTH INDIAN OCEAN AREA (135E WEST TO COAST OF AFRICA):
   A. TROPICAL CYCLONE SUMMARY: NONE.
   B. TROPICAL DISTURBANCE SUMMARY: NONE.
3. JUSTIFICATION FOR REISSUE: UPGRADED AREA IN PARA 1.B.(1) TO
MEDIUM//
NNNN
krichard2011 發表於 2015-6-8 18:22
結構逐間脫離之前強對流不在中心附近的局面
目前結構好轉 底層也開始建立起來
IMD 暫上看 SCS

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可是又高低層不重合了  發表於 2015-6-9 00:49
Meow 發表於 2015-6-8 15:16
已命名Ashobaa,目前主流機構都預測進入阿曼灣。

The deep depression over eastcentral Arabian Sea has moved north-northwestwards during past 6 hours and intensified further into a cyclonic storm (ASHOBAA), and lay centred at 0830 hours IST of 08th June 2015 near latitude 17.90 N and longitude 67.20 E, about 590 km west- southwest of Mumbai, 470 km southwest of Veraval and 960 km east-southeast of Masirah Island (Oman). It would move initially north-northwestwards and intensify further into a severe cyclonic storm during next 36 hours.
ben811018 發表於 2015-6-8 14:16


環流結構不是很好也不是很對稱

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