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天文台：3月初北極濤動指數無強負值情況
即時港聞
發佈： 2016-03-07 07:22
撰文： 無綫新聞
天文台預計星期四起會顯著轉冷，最低跌至10度左右，但相信出現如一月時的極寒冷天氣機會不大。
天文台高級科學主任李子祥表示：「預計星期三晚至星期四有冷鋒會橫過華南地區，屆時香港天氣會顯著轉冷及有雨。」
他又指：「有些推測預計三月北極濤動指數會去到一個很低的負值，進而猜測華南地區可能會再次受到極端寒冷天氣的影響，到三月初的北極濤動指數是沒有出現一個很強負值的情況，跟今年一月，出現比較強負值的情況是有段距離。冷空氣和寒潮是否能到達華南都要視乎冷空氣爆發的地點，以及之後的路徑如何。」
天文台高級科學主任李子祥表示：「預計星期三晚至星期四有冷鋒會橫過華南地區，屆時香港天氣會顯著轉冷及有雨。」
他又指：「有些推測預計三月北極濤動指數會去到一個很低的負值，進而猜測華南地區可能會再次受到極端寒冷天氣的影響，到三月初的北極濤動指數是沒有出現一個很強負值的情況，跟今年一月，出現比較強負值的情況是有段距離。冷空氣和寒潮是否能到達華南都要視乎冷空氣爆發的地點，以及之後的路徑如何。」
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