周末假期東半部注意局部大雨~2014/02/21 - 颱風討論

By David
at 2014-02-21T17:05
at 2014-02-21T17:05
Table of Contents
這幾天還蠻多事情的,簡單聊一下周末的天氣,
鋒面如預期的只影響了週三的天氣,週四乾空氣南下後降雨就跟著停止,
不過這一回鋒面降雨比較明顯的時間比預期來的晚,
原本預估是周二晚間到周三中午之前會最大,
結果是周三上午到傍晚這段時間降雨最明顯,
時序進入春天,水氣的掌握也跟著困難了起來XD
冷空氣在今天清晨達到最強,搭配輻射冷卻效應,
許多地方的低溫都蠻低的,尤其中部地區降到了6度多,相當寒冷,
預估明天清晨輻射冷卻仍較為明顯,中部以北空曠地區仍可能出現10度以下的低溫,
明天一大早要外出的朋友仍要做好保暖的準備,
周末假期這兩天隨著冷高壓東移,風向會漸轉偏東風,
冷平流跟著減弱,溫度將會回升起來,
特別是有陽光的地方,白天的溫度就會感覺溫和許多,
但是也不會太熱,暖空氣的勢力仍不明顯,
明天北台灣高溫約18~20度,中南部可到21~23度,花東則在20度上下,
後天各地的高溫預估會普遍再上升1~2度左右,
夜晚清晨的低溫仍然會比較低,還是要注意輻射冷卻的效應,
天氣方面在東半部的宜花東到恆春半島一帶會有地形降雨發生的可能,
值得注意的是模式有預測出較明顯的降雨訊號,
提醒宜蘭到花蓮一帶的朋友要特別注意,可能有較大雨勢出現的機會,
隨時要留意一下東部近海的線狀對流系統發展以及移動的狀況,
快的話今晚就要開始注意了,
北部地區在臺北盆地東側區域也要注意局部降雨的現象,
西半部則大致為多雲到晴的穩定天氣,
暫時來看這樣溫度逐漸回升的情況可望延續到下周,
下一波較為明顯的冷空氣應該要等到下周末左右才會南下,
不過時間點還太早,有待觀察,
最後就是在關島以南有擾動93W在活動,模式預報對它的發展預期分岐頗大,
目前的結構也還很鬆散不完整,可以多加注意它的變化,特別是下周的情況,
以上先簡單供參考囉~
--
鋒面如預期的只影響了週三的天氣,週四乾空氣南下後降雨就跟著停止,
不過這一回鋒面降雨比較明顯的時間比預期來的晚,
原本預估是周二晚間到周三中午之前會最大,
結果是周三上午到傍晚這段時間降雨最明顯,
時序進入春天,水氣的掌握也跟著困難了起來XD
冷空氣在今天清晨達到最強,搭配輻射冷卻效應,
許多地方的低溫都蠻低的,尤其中部地區降到了6度多,相當寒冷,
預估明天清晨輻射冷卻仍較為明顯,中部以北空曠地區仍可能出現10度以下的低溫,
明天一大早要外出的朋友仍要做好保暖的準備,
周末假期這兩天隨著冷高壓東移,風向會漸轉偏東風,
冷平流跟著減弱,溫度將會回升起來,
特別是有陽光的地方,白天的溫度就會感覺溫和許多,
但是也不會太熱,暖空氣的勢力仍不明顯,
明天北台灣高溫約18~20度,中南部可到21~23度,花東則在20度上下,
後天各地的高溫預估會普遍再上升1~2度左右,
夜晚清晨的低溫仍然會比較低,還是要注意輻射冷卻的效應,
天氣方面在東半部的宜花東到恆春半島一帶會有地形降雨發生的可能,
值得注意的是模式有預測出較明顯的降雨訊號,
提醒宜蘭到花蓮一帶的朋友要特別注意,可能有較大雨勢出現的機會,
隨時要留意一下東部近海的線狀對流系統發展以及移動的狀況,
快的話今晚就要開始注意了,
北部地區在臺北盆地東側區域也要注意局部降雨的現象,
西半部則大致為多雲到晴的穩定天氣,
暫時來看這樣溫度逐漸回升的情況可望延續到下周,
下一波較為明顯的冷空氣應該要等到下周末左右才會南下,
不過時間點還太早,有待觀察,
最後就是在關島以南有擾動93W在活動,模式預報對它的發展預期分岐頗大,
目前的結構也還很鬆散不完整,可以多加注意它的變化,特別是下周的情況,
以上先簡單供參考囉~
--
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