天氣小觀:忽冷忽熱的春天到來 - 颱風討論
By Jake
at 2021-03-01T13:49
at 2021-03-01T13:49
Table of Contents
即使在毫無回應的時間裡 全世界都停止運轉
here i am, here i am
風雨停止哭泣,我隨著那浮現的太陽停下,變得溫暖的風吹拂。
夏季系統甦醒了,隨著春之樂章響起,情感之春到來了。
模式預報,忽冷忽熱的春季高空秀上場:
未來一週,位於青藏高原的東南方穩定存在著西風帶南支槽,
南支槽前的西南風不斷把印度洋水氣帶入華南地區,
一週後期,華南雲雨帶開始消消長長,
華南地區自西往東都要準備進入雨季了。
對台灣來說,當然先看南方的太平洋副熱帶高壓,
3月是太平洋高壓崛起的時候,
模式顯示菲律賓上空的太平洋高壓勢力也逐漸增強,
就等大氣中層500百帕勢力5880線站穩崛起了。
也由於台灣南方的太平洋副高正逐漸增強,
南支槽還沒有明顯東移,
華南的水氣隨著槽前西南風往長江流域到東海,
台灣還沒有跟隨著華南地區進入春雨季。
然而,北方的東亞大槽勢力依舊強韌,
隨著大氣高空秀,高空環境快速變化著,
預報這週東亞竟然有3波鋒面南下;
第1波鋒面是由東北亞冷高壓分裂至東亞的地面高壓推動,
明天凌晨通過台灣,北部東部降雨,明晚高壓出海,後天早上逐漸回溫。
第2波鋒面是由南支槽前的偏暖氣流進入長江流域到東海後,
遇到東北亞南下的冷空氣,冷暖氣流相遇在黃海形成溫帶氣旋,
其中溫帶氣旋西側的的冷北氣團向暖南氣團推,
形成冷鋒旋臂往台灣北部近海,不過由於冷鋒後的冷空氣不夠力,
因此模式看來,
冷北氣團向暖南氣團推到台灣北部海域後就停了。
但緊接著,
第3波鋒面從華南地區到東海結構較為完整,
後面是正統的蒙古冷高壓東移,蒙古冷高壓勢力向南擴張,
冷鋒週六通過台灣,
隨著冷高壓勢力不弱,並且逐漸往南逼,因此東北季風一連吹上數天了。
不過,
一週後期的高空環境上,模式修正了北極渦旋位置偏向北極的正北極震盪,
因此,儘管地面冷高壓與大氣中層的東亞大槽使力南下,
但,
遇上了南方正在增強的太平洋副高,在東亞大槽和太平洋高壓對峙下,
高空西風大槽底還是壓不到台灣,
這表示,未來一週台灣不受冷氣團侵襲了,而冷暖也還沒到強烈對峙的轟雷。
不像是初秋大氣地面秀的激烈瘋狂,
四季之始,迷霧環繞,
這初春的大氣高空秀總是懶洋洋地讓人躺著躺著,陷入了迷惘的思緒,
在這情感的初春季節,就像是雙魚座的愛情,
All because of love,All because of love
--
here i am, here i am
風雨停止哭泣,我隨著那浮現的太陽停下,變得溫暖的風吹拂。
夏季系統甦醒了,隨著春之樂章響起,情感之春到來了。
模式預報,忽冷忽熱的春季高空秀上場:
未來一週,位於青藏高原的東南方穩定存在著西風帶南支槽,
南支槽前的西南風不斷把印度洋水氣帶入華南地區,
一週後期,華南雲雨帶開始消消長長,
華南地區自西往東都要準備進入雨季了。
對台灣來說,當然先看南方的太平洋副熱帶高壓,
3月是太平洋高壓崛起的時候,
模式顯示菲律賓上空的太平洋高壓勢力也逐漸增強,
就等大氣中層500百帕勢力5880線站穩崛起了。
也由於台灣南方的太平洋副高正逐漸增強,
南支槽還沒有明顯東移,
華南的水氣隨著槽前西南風往長江流域到東海,
台灣還沒有跟隨著華南地區進入春雨季。
然而,北方的東亞大槽勢力依舊強韌,
隨著大氣高空秀,高空環境快速變化著,
預報這週東亞竟然有3波鋒面南下;
第1波鋒面是由東北亞冷高壓分裂至東亞的地面高壓推動,
明天凌晨通過台灣,北部東部降雨,明晚高壓出海,後天早上逐漸回溫。
第2波鋒面是由南支槽前的偏暖氣流進入長江流域到東海後,
遇到東北亞南下的冷空氣,冷暖氣流相遇在黃海形成溫帶氣旋,
其中溫帶氣旋西側的的冷北氣團向暖南氣團推,
形成冷鋒旋臂往台灣北部近海,不過由於冷鋒後的冷空氣不夠力,
因此模式看來,
冷北氣團向暖南氣團推到台灣北部海域後就停了。
但緊接著,
第3波鋒面從華南地區到東海結構較為完整,
後面是正統的蒙古冷高壓東移,蒙古冷高壓勢力向南擴張,
冷鋒週六通過台灣,
隨著冷高壓勢力不弱,並且逐漸往南逼,因此東北季風一連吹上數天了。
不過,
一週後期的高空環境上,模式修正了北極渦旋位置偏向北極的正北極震盪,
因此,儘管地面冷高壓與大氣中層的東亞大槽使力南下,
但,
遇上了南方正在增強的太平洋副高,在東亞大槽和太平洋高壓對峙下,
高空西風大槽底還是壓不到台灣,
這表示,未來一週台灣不受冷氣團侵襲了,而冷暖也還沒到強烈對峙的轟雷。
不像是初秋大氣地面秀的激烈瘋狂,
四季之始,迷霧環繞,
這初春的大氣高空秀總是懶洋洋地讓人躺著躺著,陷入了迷惘的思緒,
在這情感的初春季節,就像是雙魚座的愛情,
All because of love,All because of love
--
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