天氣小觀:中亞大暖脊將對應東亞大冷槽,挫哩等 - 颱風討論

By Edwina
at 2015-01-30T20:41
at 2015-01-30T20:41
Table of Contents
天氣小觀:未來一周,中亞大暖脊對應東亞大冷槽,挫哩等
北極渦旋目前強到爆炸,百帕高度場達到14800米以下,
是入冬以來最強的強度(想像一個880百帕的超級低壓),
不過,未來一周,北極渦旋要調整位置,也會稍微減弱,
渦旋中心往北極點退,在北極區永夜的優勢下,強度不會減弱太多,
不過留在北亞大陸極地的一大片超冷凍氣團一周後大量往南方侵襲。
台灣也會受到明顯影響。
會造成這種現象是因為,從本周開始,中亞會有一波大暖脊出現,
東亞會出現一波大冷槽,東亞這波西風槽將北方大陸的冷空氣大量帶到南方。
強烈的冷氣團沿著東亞沿海的海域往南衝,
模式預報,
未來一周後期,850帕0度線會壓到台灣北部,可能是入冬來真正的寒流了。
因為,冷空氣從東亞沿海下來,沒有地形阻擋,
因此台灣北部又變成苦主了,冷空氣往南方侵襲的首當其衝區。
要冷吱吱了。
不過,不用等到一周後期變冷,
目前第一波強烈蒙古冷高壓已經挾帶強勁的冷氣團侵襲東亞。
儘管高空西風槽沒有幫忙,但是地面冷高壓還是硬上,
向南侵襲的勢力還是囊括了大部份地區,
台灣也在這波侵襲名單下,受到冷氣團侵襲,只是不會到寒流等級。
未來一周,第一波冷氣團過後,會有空檔,
之後就是整個大西風槽把強勁冷氣團帶到台灣了。
(以上供參囉)
--
北極渦旋目前強到爆炸,百帕高度場達到14800米以下,
是入冬以來最強的強度(想像一個880百帕的超級低壓),
不過,未來一周,北極渦旋要調整位置,也會稍微減弱,
渦旋中心往北極點退,在北極區永夜的優勢下,強度不會減弱太多,
不過留在北亞大陸極地的一大片超冷凍氣團一周後大量往南方侵襲。
台灣也會受到明顯影響。
會造成這種現象是因為,從本周開始,中亞會有一波大暖脊出現,
東亞會出現一波大冷槽,東亞這波西風槽將北方大陸的冷空氣大量帶到南方。
強烈的冷氣團沿著東亞沿海的海域往南衝,
模式預報,
未來一周後期,850帕0度線會壓到台灣北部,可能是入冬來真正的寒流了。
因為,冷空氣從東亞沿海下來,沒有地形阻擋,
因此台灣北部又變成苦主了,冷空氣往南方侵襲的首當其衝區。
要冷吱吱了。
不過,不用等到一周後期變冷,
目前第一波強烈蒙古冷高壓已經挾帶強勁的冷氣團侵襲東亞。
儘管高空西風槽沒有幫忙,但是地面冷高壓還是硬上,
向南侵襲的勢力還是囊括了大部份地區,
台灣也在這波侵襲名單下,受到冷氣團侵襲,只是不會到寒流等級。
未來一周,第一波冷氣團過後,會有空檔,
之後就是整個大西風槽把強勁冷氣團帶到台灣了。
(以上供參囉)
--
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