布拉萬出現雙眼牆 - 颱風討論
By Kelly
at 2012-08-25T20:57
at 2012-08-25T20:57
Table of Contents
※ 引述《tytony (混沌的大氣)》之銘言:
: http://ppt.cc/gwYg
: 布拉萬颱風的雙眼牆特徵 於今天下午的多頻掃描變得相當清楚
: 一些過去研究顯示 當颱風發展出雙眼牆結構時 表示強度發展到顛峰
: 內眼牆會因為被外眼牆阻斷水氣輻合 而逐漸崩解 颱風強度也會略有減弱
: 而當內眼牆完全崩解後 即完成眼牆置換 強度才會再度增強
: 而此時的風眼也會比原先要大 有興趣的板友可以注意接下來的演變
早上發的#1有提及到
原因可能是布拉萬在跟副高硬碰硬的時候
消耗掉太多能量
不知道有沒有乾空氣捲入?
布拉萬雙眼牆
北邊的副高也沒好到那去
高層部分衰弱的非常多
可能會有崩潰的危險
南側的赤反倒是發了狂似的變強
而且持續在西伸中
可能會影響天秤走回頭路...
目前布拉萬是用比較偏西的方向再行進
可以觀察明後天的駛流態勢來斷定布拉萬的走向
對岸有些風友提及可能會比機構預測的北轉點要西
但我認為125E以東就北上的機會很大
另外南大東島下午進入布拉萬距中心北側180km處
測到21/35 m/s 的均風和陣風
說明這隻真的很大很強...
另外CMA已經先高潮了升了超強颱風 (炸
另外看風場圖
280KM的暴風圈可能還不夠
http://ppt.cc/UPJq
--
: http://ppt.cc/gwYg
: 布拉萬颱風的雙眼牆特徵 於今天下午的多頻掃描變得相當清楚
: 一些過去研究顯示 當颱風發展出雙眼牆結構時 表示強度發展到顛峰
: 內眼牆會因為被外眼牆阻斷水氣輻合 而逐漸崩解 颱風強度也會略有減弱
: 而當內眼牆完全崩解後 即完成眼牆置換 強度才會再度增強
: 而此時的風眼也會比原先要大 有興趣的板友可以注意接下來的演變
早上發的#1有提及到
原因可能是布拉萬在跟副高硬碰硬的時候
消耗掉太多能量
不知道有沒有乾空氣捲入?
布拉萬雙眼牆
北邊的副高也沒好到那去
高層部分衰弱的非常多
可能會有崩潰的危險
南側的赤反倒是發了狂似的變強
而且持續在西伸中
可能會影響天秤走回頭路...
目前布拉萬是用比較偏西的方向再行進
可以觀察明後天的駛流態勢來斷定布拉萬的走向
對岸有些風友提及可能會比機構預測的北轉點要西
但我認為125E以東就北上的機會很大
另外南大東島下午進入布拉萬距中心北側180km處
測到21/35 m/s 的均風和陣風
說明這隻真的很大很強...
另外CMA已經先高潮了升了超強颱風 (炸
另外看風場圖
280KM的暴風圈可能還不夠
http://ppt.cc/UPJq
--
Tags:
颱風
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