天氣概況~2012/08/13 - 颱風討論
By Callum
at 2012-08-13T10:10
at 2012-08-13T10:10
Table of Contents
今天早上公司電力出了點問題~現在總算修復可以發文了..XD
週末這兩天受到西南風水氣豐沛的影響~
除了迎風面持續有降雨以外~北部東北部也有旺盛的午後熱對流降雨出現~
昨天下午在中永和一帶的降雨據說非常猛烈..XD
這種活躍對流造成的瞬間暴雨真的是非常危險的現象~
過去幾年以來因為氣候變遷的關係~極端降雨發生的機會越來越大~
往後大家可能要承受比現在更容易出現暴雨的天氣型態~
今天台灣仍然是吹著比較偏南的風向~
不過隨著太平洋高壓慢慢西伸~加上東南方的啟德颱風逐漸把水氣吸走~
台灣上空已經慢慢轉乾~大氣的穩定度有所提升~
對流的活躍程度預估會比前來的兩天降低一些~
南部地區仍有迎風降雨機會~沿海地區有出現局部短暫陣雨的可能~
其他地方則是要留意午後熱對流的發展~
雖然水氣減少了~不過仍不能排除有局部較大雨勢出現的情況~
下午外出的話務必要多留意雷達上的變化~最好還是要攜帶雨具~
明天週二(14號)高壓還會再西伸增強一些~
而且啟德颱風外圍的氣流也逐漸到達~風向會轉為東北風到偏東風~
迎風面地區轉變為東半部~有短暫陣雨出現的機會~
而且隨著颱風靠近台灣東南海面~迎風降雨的情況到明晚以後有逐漸增加的趨勢~
中南部明天要留意山區午後熱對流發展擴散的帶來的降雨~
仍有可能出現局部大雨~午後外出要多加注意~
雪山西側的北部地區明天則有機會出現東風過山下沉的天氣~
後天週三(15號)到週四(16號)預估會受到啟德颱風影響~各地風雨增強~
不過受影響的程度還要觀察颱風的移動而定~
週五(17號)到週末期間(18~19號)颱風遠離~
台灣附近再度轉為偏南到西南風影響~預估持續會是不太穩定容易下雨的天氣~
JMA這次的動作仍然很快~一下子就把14W命名為第1213號颱風啟德~
目前啟德颱風中心定位是在呂宋島東方~
不過結構仍然不是很好~環流寬大~而且有明顯的"偏心"現象~
環流呈現橢圓形~颱風中心偏在大橢圓環流的西端~
從過去數小時的變化來看~橢圓環流正慢慢從東端往北拉起~
照以往的經驗而言~颱風中心可能會隨之往北或東北方向進行調整~
慢慢把環流東端的雲系給吸收近來~修補現在比較空的東側環流~
強度發展會比較緩慢~因為整個結構仍有待整理~
不過啟德北面逐漸有冷心低壓發展~有利於颱風上空反氣旋環流的建立~輻散會加強~
因此未來其強度有繼續緩慢加強的機會~
至於未來的動態來看~短時間內因為結構調整的關係~可能會往北一些~
加上副高壓邊緣位置也偏北~颱風勢必要往北尋找高壓引導~
明天以後移動方向大致會順著高壓邊緣轉往西北前進~速度也會加快~
有很快的趨向台灣東南近海的機會~不排除撲向台東或恆春半島等地~
由於未來接上高壓引導後速度會明顯變快~跟前一個慢吞吞的蘇拉颱風不同~
因此提醒花東地區以及恆春半島的朋友未來兩三天內要特別注意颱風的變化~
有可能一下子颱風就會靠近陸地~甚至直接侵襲~
至於還會不會有變化仍需要觀察~
偏南一點偏北一點都有可能~畢竟颱風剛出現~結構也還不穩定~
以上先簡單供參考囉~
--
週末這兩天受到西南風水氣豐沛的影響~
除了迎風面持續有降雨以外~北部東北部也有旺盛的午後熱對流降雨出現~
昨天下午在中永和一帶的降雨據說非常猛烈..XD
這種活躍對流造成的瞬間暴雨真的是非常危險的現象~
過去幾年以來因為氣候變遷的關係~極端降雨發生的機會越來越大~
往後大家可能要承受比現在更容易出現暴雨的天氣型態~
今天台灣仍然是吹著比較偏南的風向~
不過隨著太平洋高壓慢慢西伸~加上東南方的啟德颱風逐漸把水氣吸走~
台灣上空已經慢慢轉乾~大氣的穩定度有所提升~
對流的活躍程度預估會比前來的兩天降低一些~
南部地區仍有迎風降雨機會~沿海地區有出現局部短暫陣雨的可能~
其他地方則是要留意午後熱對流的發展~
雖然水氣減少了~不過仍不能排除有局部較大雨勢出現的情況~
下午外出的話務必要多留意雷達上的變化~最好還是要攜帶雨具~
明天週二(14號)高壓還會再西伸增強一些~
而且啟德颱風外圍的氣流也逐漸到達~風向會轉為東北風到偏東風~
迎風面地區轉變為東半部~有短暫陣雨出現的機會~
而且隨著颱風靠近台灣東南海面~迎風降雨的情況到明晚以後有逐漸增加的趨勢~
中南部明天要留意山區午後熱對流發展擴散的帶來的降雨~
仍有可能出現局部大雨~午後外出要多加注意~
雪山西側的北部地區明天則有機會出現東風過山下沉的天氣~
後天週三(15號)到週四(16號)預估會受到啟德颱風影響~各地風雨增強~
不過受影響的程度還要觀察颱風的移動而定~
週五(17號)到週末期間(18~19號)颱風遠離~
台灣附近再度轉為偏南到西南風影響~預估持續會是不太穩定容易下雨的天氣~
JMA這次的動作仍然很快~一下子就把14W命名為第1213號颱風啟德~
目前啟德颱風中心定位是在呂宋島東方~
不過結構仍然不是很好~環流寬大~而且有明顯的"偏心"現象~
環流呈現橢圓形~颱風中心偏在大橢圓環流的西端~
從過去數小時的變化來看~橢圓環流正慢慢從東端往北拉起~
照以往的經驗而言~颱風中心可能會隨之往北或東北方向進行調整~
慢慢把環流東端的雲系給吸收近來~修補現在比較空的東側環流~
強度發展會比較緩慢~因為整個結構仍有待整理~
不過啟德北面逐漸有冷心低壓發展~有利於颱風上空反氣旋環流的建立~輻散會加強~
因此未來其強度有繼續緩慢加強的機會~
至於未來的動態來看~短時間內因為結構調整的關係~可能會往北一些~
加上副高壓邊緣位置也偏北~颱風勢必要往北尋找高壓引導~
明天以後移動方向大致會順著高壓邊緣轉往西北前進~速度也會加快~
有很快的趨向台灣東南近海的機會~不排除撲向台東或恆春半島等地~
由於未來接上高壓引導後速度會明顯變快~跟前一個慢吞吞的蘇拉颱風不同~
因此提醒花東地區以及恆春半島的朋友未來兩三天內要特別注意颱風的變化~
有可能一下子颱風就會靠近陸地~甚至直接侵襲~
至於還會不會有變化仍需要觀察~
偏南一點偏北一點都有可能~畢竟颱風剛出現~結構也還不穩定~
以上先簡單供參考囉~
--
Tags:
颱風
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