天氣小觀:夏季系統大厲害。真猛太平洋高壓壟罩 - 颱風討論

By Rachel
at 2017-09-20T23:43
at 2017-09-20T23:43
Table of Contents
難道是太陽耀斑大爆炸的影響嗎,
先別管入秋定義了(其實已經討論的差不多了..XD)
因為未來一周夏季系統太厲害,南亞高壓整個爆強,真猛太平洋高壓壟罩台灣。
盛夏,熱情,完全如此,差別在於太陽早了一點下沉,晚了一點升起。
模式預報,未來一周,
500帕太平洋高壓中心直接壟罩台灣到東亞南部,
但北方卻有強烈冷渦旋,伴隨冷高壓和東北季風,
於是,太平洋高壓的厲害之處在未來一周尾聲驚豔全場,
彷彿如來神掌,大氣中層的太平洋高壓親自出手,
在地面層建立一反氣旋場,從蒙古高壓吹出的東北季風被擋在東海的嘆息之牆,
反氣旋場的大手一揮,東北季風被迫轉向往東散逸。
這種情況並不常見,通常高空場一定有不尋常。
果不其然,
南亞高壓未來一周呈現爆強,把太平洋高壓捧到飛天,
更把東亞的西風噴流軸推到北緯40度以北,
熱帶東風噴流穿過台灣南部,台灣變成東風帶,一整個盛夏無誤。
讓人不禁納悶,秋天精彩在大氣,往年從地面發動攻擊的冬季系統呢,
事實上,
未來一周模式顯示北方系統也非常精彩,
北極氣團也爆發了,出現地面零下10度的冷凍氣團,
俄羅斯出現阻塞高壓使西伯利亞大陸全面被冷氣團攻佔,
甚至西伯利亞中部地區大範圍降到零度以下。
在在顯示北方大陸準備過冬。
但是冬季系統想南侵,不好意思...沒機會,沒辦法,此路不通...
這裡就是有這麼厲害的夏季系統:爆強的南亞高壓,猛烈的太平洋高壓,
因此,西風槽在東亞無法延伸,只能從中太平洋去切割太平洋高壓場,
這種模仿夏季時期的高空槽切出冷心低壓的情況,
就算沒冷心低壓,依舊是夏季環境無誤。
尤其,
太平洋高壓猛到抑制西伯利亞高壓的東北季風,
然後建立自己的強盛東北信風,
模式一周尾聲,東北信風甚至跨過赤道進入南半球,
真是狂到一整個極限。
真狂-太平洋高壓增強了東北信風,同時也激發了赤道輻合帶的對流,
如此一來,也令澳洲的冷高壓頻頻爆發;
模式也顯示,未來一周,南半球冷高壓爆發的東南風強勁。
因此,如果西太平洋有東風波擾動的話,在南半球東南風頻吹情況下,
就要觀察跨是否有赤道氣流匯入/季風槽醞釀擾動增強。
當然,
東風波擾動接近菲律賓或是跨入南海接上西南季風也很有機會發展,
再觀察了~
(以上供參囉)
--
先別管入秋定義了(其實已經討論的差不多了..XD)
因為未來一周夏季系統太厲害,南亞高壓整個爆強,真猛太平洋高壓壟罩台灣。
盛夏,熱情,完全如此,差別在於太陽早了一點下沉,晚了一點升起。
模式預報,未來一周,
500帕太平洋高壓中心直接壟罩台灣到東亞南部,
但北方卻有強烈冷渦旋,伴隨冷高壓和東北季風,
於是,太平洋高壓的厲害之處在未來一周尾聲驚豔全場,
彷彿如來神掌,大氣中層的太平洋高壓親自出手,
在地面層建立一反氣旋場,從蒙古高壓吹出的東北季風被擋在東海的嘆息之牆,
反氣旋場的大手一揮,東北季風被迫轉向往東散逸。
這種情況並不常見,通常高空場一定有不尋常。
果不其然,
南亞高壓未來一周呈現爆強,把太平洋高壓捧到飛天,
更把東亞的西風噴流軸推到北緯40度以北,
熱帶東風噴流穿過台灣南部,台灣變成東風帶,一整個盛夏無誤。
讓人不禁納悶,秋天精彩在大氣,往年從地面發動攻擊的冬季系統呢,
事實上,
未來一周模式顯示北方系統也非常精彩,
北極氣團也爆發了,出現地面零下10度的冷凍氣團,
俄羅斯出現阻塞高壓使西伯利亞大陸全面被冷氣團攻佔,
甚至西伯利亞中部地區大範圍降到零度以下。
在在顯示北方大陸準備過冬。
但是冬季系統想南侵,不好意思...沒機會,沒辦法,此路不通...
這裡就是有這麼厲害的夏季系統:爆強的南亞高壓,猛烈的太平洋高壓,
因此,西風槽在東亞無法延伸,只能從中太平洋去切割太平洋高壓場,
這種模仿夏季時期的高空槽切出冷心低壓的情況,
就算沒冷心低壓,依舊是夏季環境無誤。
尤其,
太平洋高壓猛到抑制西伯利亞高壓的東北季風,
然後建立自己的強盛東北信風,
模式一周尾聲,東北信風甚至跨過赤道進入南半球,
真是狂到一整個極限。
真狂-太平洋高壓增強了東北信風,同時也激發了赤道輻合帶的對流,
如此一來,也令澳洲的冷高壓頻頻爆發;
模式也顯示,未來一周,南半球冷高壓爆發的東南風強勁。
因此,如果西太平洋有東風波擾動的話,在南半球東南風頻吹情況下,
就要觀察跨是否有赤道氣流匯入/季風槽醞釀擾動增強。
當然,
東風波擾動接近菲律賓或是跨入南海接上西南季風也很有機會發展,
再觀察了~
(以上供參囉)
--
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