天氣小觀:未來一週北極至西伯利亞的超級冷凍 - 颱風討論
By Quanna
at 2020-01-16T17:23
at 2020-01-16T17:23
Table of Contents
天氣小觀:未來一週北極至西伯利亞的超級冷凍
這次的西伯利亞的超級冷凍就是先來看超級北極渦旋,
超級北極渦旋100百帕高度場中心14900米以下,想像是890百帕的超級氣旋,
位於北極中心,模式顯示未來一週往西伯利亞北部挺進,並且強度再往上發展,
然後又退回北極,強度再往上發展;
目前:100百帕高度場中心14900米以下,在北極中心。
明天:100百帕高度場中心14900米以下,接近卡拉海。
後天:100百帕高度場中心14900米以下,位於卡拉海。
後天:100百帕高度場中心14900米以下,位於卡拉海。
第4天:100百帕高度場中心14900米以下,進入北亞-北地群島以南。
第5天:100百帕高度場中心14800米以下,位於北亞-北地群島以南。
第6天:100百帕高度場中心14800米以下,西伯利亞北部。
第7天:100百帕高度場中心14800米以下,西伯利亞北部。
---
第8天:100百帕高度場中心14800米以下,位於卡拉海。
第9天:100百帕高度場中心14700米以下,位於新地島。
第10天:100百帕高度場中心14700米以下,位於新地島。
從強度來看就是平流層的強極渦了,
因此,大氣中層的東亞大槽也興奮起來了,不斷活躍伸展長度越來越長,
西北太平洋的副熱帶高壓逐漸被東亞大槽逼往東南退,
當然,副高還沒到崩潰地步,
台灣未來一周主要仍位於副高與西風帶之間的過渡區,
也就是500百帕5760位勢米~5880位勢米之間的過渡區。
儘管整個大氣高空環境在過渡區,一般來說地面溫度變化不會太大,
但,
700百帕的西風南支槽和北支槽的東移,還是會對地面溫度造成一些變化;
明天起西風北支槽東移,通過東亞後東北季風增強,
地面溫度下降,由於北支槽緯度較高,一般位於北緯40~50度之間向南延伸,
若與東北地區的高空冷渦旋結合,往往可延伸出西風大槽,
不過,目前東北地區的高空沒有冷渦,
因此,明後天南下的冷空氣被模式預報調弱些,
模式顯示,
850帕3度線壓到台灣北部海域,850帕6度線壓到台灣北部,
在秋季,背景地面溫度高,這種情況是無法達標冷氣團的,
但現在是隆冬時節,
因此,達標14度冷氣團機會還是有的,預報明晚一連4天都有機會。
中南部因地面高壓南下分裂後,西半部輻射冷也會顯現。
東北部/東部仍以地形雨為主。
至於較長期模式來看,
一周過後,除夕開始的天氣就是冬季系統大發威了,
冷高壓一波接一波,東北季風大發飆,
北部,東北部不用說,地形雨不斷,尤其東北部豪雨看來免不了。
原因當然就是,超級北極渦旋的強極渦了,
強極渦事件會讓東北季風大爆發維持好一陣子,
也就是說,
冬季系統要讓你好好"冬冬冬冬冬",要有心理準備了。
至於是否有寒流,這就要看北極震盪,
一般來說,大部分台灣的寒流都出現在"負北極震盪"往後一週,
因此,
模式顯示,一月下旬北極震盪指數往下,是否出現負北極震盪就是觀察指標了。
(以上供參囉)
+++
最新驚人模式預報,
補充一下最新模式,10天後,北極渦旋14600米出現!
雖然時間還久,但若出現將是近N年來,最強的北極渦旋了;
目前超級北極渦旋已經在平流層上層掀起每秒95公尺的超級風暴了,
超級再進化下去,每秒100公尺的永夜噴流要出現了
永夜噴流是地球上最強的高空噴流 > 副熱帶噴流、極鋒噴流、熱帶東風噴流
連溫帶氣旋、颱風的風速都比不上
除了龍捲風以外...
不...等等,永夜噴流的恐怖,也許龍捲風都要敬重三分,
F5級的"最強"龍捲風風速每小時419公里~512公里,
冬季南極渦旋的強度中心百帕高度場是14000~14500米之間,可說是 究極渦旋
去年南半球冬季的7月底,平流層上層南極渦旋的永夜噴流突破每小時450公里
目前100百帕高度場14900米的北極渦旋=>熱成風平流層上層出現每小時355公里極夜噴流
變成14600米的北極渦旋,要挑戰地球上的高空風王嗎?
如此一來,
最新模式預報,又是正北極震盪,北極地面和高空都非常可怕,沒事別去北極了。
--
這次的西伯利亞的超級冷凍就是先來看超級北極渦旋,
超級北極渦旋100百帕高度場中心14900米以下,想像是890百帕的超級氣旋,
位於北極中心,模式顯示未來一週往西伯利亞北部挺進,並且強度再往上發展,
然後又退回北極,強度再往上發展;
目前:100百帕高度場中心14900米以下,在北極中心。
明天:100百帕高度場中心14900米以下,接近卡拉海。
後天:100百帕高度場中心14900米以下,位於卡拉海。
後天:100百帕高度場中心14900米以下,位於卡拉海。
第4天:100百帕高度場中心14900米以下,進入北亞-北地群島以南。
第5天:100百帕高度場中心14800米以下,位於北亞-北地群島以南。
第6天:100百帕高度場中心14800米以下,西伯利亞北部。
第7天:100百帕高度場中心14800米以下,西伯利亞北部。
---
第8天:100百帕高度場中心14800米以下,位於卡拉海。
第9天:100百帕高度場中心14700米以下,位於新地島。
第10天:100百帕高度場中心14700米以下,位於新地島。
從強度來看就是平流層的強極渦了,
因此,大氣中層的東亞大槽也興奮起來了,不斷活躍伸展長度越來越長,
西北太平洋的副熱帶高壓逐漸被東亞大槽逼往東南退,
當然,副高還沒到崩潰地步,
台灣未來一周主要仍位於副高與西風帶之間的過渡區,
也就是500百帕5760位勢米~5880位勢米之間的過渡區。
儘管整個大氣高空環境在過渡區,一般來說地面溫度變化不會太大,
但,
700百帕的西風南支槽和北支槽的東移,還是會對地面溫度造成一些變化;
明天起西風北支槽東移,通過東亞後東北季風增強,
地面溫度下降,由於北支槽緯度較高,一般位於北緯40~50度之間向南延伸,
若與東北地區的高空冷渦旋結合,往往可延伸出西風大槽,
不過,目前東北地區的高空沒有冷渦,
因此,明後天南下的冷空氣被模式預報調弱些,
模式顯示,
850帕3度線壓到台灣北部海域,850帕6度線壓到台灣北部,
在秋季,背景地面溫度高,這種情況是無法達標冷氣團的,
但現在是隆冬時節,
因此,達標14度冷氣團機會還是有的,預報明晚一連4天都有機會。
中南部因地面高壓南下分裂後,西半部輻射冷也會顯現。
東北部/東部仍以地形雨為主。
至於較長期模式來看,
一周過後,除夕開始的天氣就是冬季系統大發威了,
冷高壓一波接一波,東北季風大發飆,
北部,東北部不用說,地形雨不斷,尤其東北部豪雨看來免不了。
原因當然就是,超級北極渦旋的強極渦了,
強極渦事件會讓東北季風大爆發維持好一陣子,
也就是說,
冬季系統要讓你好好"冬冬冬冬冬",要有心理準備了。
至於是否有寒流,這就要看北極震盪,
一般來說,大部分台灣的寒流都出現在"負北極震盪"往後一週,
因此,
模式顯示,一月下旬北極震盪指數往下,是否出現負北極震盪就是觀察指標了。
(以上供參囉)
+++
最新驚人模式預報,
補充一下最新模式,10天後,北極渦旋14600米出現!
雖然時間還久,但若出現將是近N年來,最強的北極渦旋了;
目前超級北極渦旋已經在平流層上層掀起每秒95公尺的超級風暴了,
超級再進化下去,每秒100公尺的永夜噴流要出現了
永夜噴流是地球上最強的高空噴流 > 副熱帶噴流、極鋒噴流、熱帶東風噴流
連溫帶氣旋、颱風的風速都比不上
除了龍捲風以外...
不...等等,永夜噴流的恐怖,也許龍捲風都要敬重三分,
F5級的"最強"龍捲風風速每小時419公里~512公里,
冬季南極渦旋的強度中心百帕高度場是14000~14500米之間,可說是 究極渦旋
去年南半球冬季的7月底,平流層上層南極渦旋的永夜噴流突破每小時450公里
目前100百帕高度場14900米的北極渦旋=>熱成風平流層上層出現每小時355公里極夜噴流
變成14600米的北極渦旋,要挑戰地球上的高空風王嗎?
如此一來,
最新模式預報,又是正北極震盪,北極地面和高空都非常可怕,沒事別去北極了。
--
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