天氣小觀:太平洋高壓低緯度南海西伸,西南風來 - 颱風討論

By Todd Johnson
at 2015-07-16T02:29
at 2015-07-16T02:29
Table of Contents
天氣小觀:太平洋高壓低緯度南海西伸,西南風來
南卡颱風與南側的西南季風擋在太平洋高壓前面,
後續又有哈洛拉颱風挑戰高壓弱點
使得太平洋高壓在調整勢力時,從低緯度南海西伸,
季風槽跟著調整,傾向東北西南的倒向季風槽,
西南氣流的輻合降雨區也往北調整。
模式預報,台灣中南部可能開始受西南季風增強影響,
未來一周降雨不斷。且由於季風槽傾向東北西南方向,
季風的輻合容易出現氣旋擾動,因此在台灣東西方海域有機會出現擾動,
不過模式預報並不看好發展,但也可能影響台灣的降雨。
整體看來,未來一周,中南部和東南部要預防豪大雨。
北部來看位於西南氣流降雨的下沉區,預報看來天氣較穩定。
後頭的哈洛拉颱風因為太平洋高壓往南海低緯度西伸,
因此路徑上看來就是遠海北上。
夏季的地面大氣環境雖然變化較慢,但是系統降雨卻是非常猛烈的。
(以上供參囉)
--
南卡颱風與南側的西南季風擋在太平洋高壓前面,
後續又有哈洛拉颱風挑戰高壓弱點
使得太平洋高壓在調整勢力時,從低緯度南海西伸,
季風槽跟著調整,傾向東北西南的倒向季風槽,
西南氣流的輻合降雨區也往北調整。
模式預報,台灣中南部可能開始受西南季風增強影響,
未來一周降雨不斷。且由於季風槽傾向東北西南方向,
季風的輻合容易出現氣旋擾動,因此在台灣東西方海域有機會出現擾動,
不過模式預報並不看好發展,但也可能影響台灣的降雨。
整體看來,未來一周,中南部和東南部要預防豪大雨。
北部來看位於西南氣流降雨的下沉區,預報看來天氣較穩定。
後頭的哈洛拉颱風因為太平洋高壓往南海低緯度西伸,
因此路徑上看來就是遠海北上。
夏季的地面大氣環境雖然變化較慢,但是系統降雨卻是非常猛烈的。
(以上供參囉)
--
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