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回复:【讨论旋风】南印度洋旋风2025-Dikeledi

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好美啊
ccc


IP属地:陕西来自Android客户端257楼2025-01-11 19:21
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    GFS 06Z的模拟探空预报出目前300mb-850mb层面31kt的风切,主要还是因为高空东风太强。初始场给到971mb跟实际还是比较符合。理论上讲TC高层是一个惯性辐散场,高空东风会抑制南侧流出,使该象限抽吸作用减弱。这不利于对流抬升,表现在云图上就是该侧偏弱,跟现在的实况还是比较符合。目前VHT都堆在北侧,风眼雏形南侧以卷云为主。


    IP属地:北京259楼2025-01-11 19:57
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      IP属地:江苏来自iPhone客户端260楼2025-01-11 19:57
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        IP属地:上海261楼2025-01-11 20:15
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          IP属地:江苏来自Android客户端262楼2025-01-11 20:16
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            IP属地:青海来自Android客户端263楼2025-01-11 20:19
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              TXXS26 KNES 111213
              TCSSIO
              A. 07S (DIKELEDI)
              B. 11/1130Z
              C. 12.5S
              D. 50.5E
              E. THREE/MET-9
              F. T4.5/5.0
              G. IR/EIR/VIS
              H. REMARKS...LLCC EMBEDDED IN B RESULTS IN A DT OF 5.0. CONVECTIVE
              CLOUD TOPS AS COLD AS -96 C. SOME ERLY SHEAR IMPACTING SYSTEM. UPR-LVL
              OUTFLOW GOOD N AND W QUADS. MET=4.0 AND PT=4.5. FT BASED ON PT DUE TO
              PULSING CORE CONVECTION.
              I. ADDL POSITIONS
              NIL
              ...KONON


              IP属地:福建264楼2025-01-11 20:25
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                IP属地:青海来自Android客户端265楼2025-01-11 20:27
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                  IP属地:江苏来自Android客户端266楼2025-01-11 20:40
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                    TPXS12 PGTW 111225
                    A. TROPICAL CYCLONE 07S (DIKELEDI)
                    B. 11/1130Z
                    C. 12.46S
                    D. 50.60E
                    E. THREE/MET9
                    F. T4.0/4.0/D0.5/24HRS STT: S0.0/03HRS
                    G. IR/EIR/VIS/MSI
                    H. REMARKS: 22A/PBO SMALL CDO/ANMTN. WELL-DEFINED CDO OF 54NM IN
                    DIAMETER YIELDS A CF OF 2.5. ADDED 1.5 FOR BF TO YIELD A DT OF 4.0.
                    MET YIELDS 4.5. PT YIELDS 4.0. DBO DT
                    I. ADDITIONAL POSITIONS: NONE
                    SWANSON


                    IP属地:福建267楼2025-01-11 20:40
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                      vis上还是可以隐约看出眼区的,不过现在挨切很严重



                      IP属地:山东268楼2025-01-11 20:59
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                        07S DIKELEDI 250111 1200 12.3S 50.2E SHEM 75 981


                        IP属地:广东269楼2025-01-11 21:02
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                          IP属地:福建来自Android客户端270楼2025-01-11 21:04
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                            IP属地:福建271楼2025-01-11 21:15
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                              IP属地:江苏来自iPhone客户端272楼2025-01-11 21:18
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