強颱風小犬襲台前,曾因捲入乾空氣和大氣各層氣流差異擴大,爛眼約1天,高層眼一度被遮蓋。隨着大氣環境改善,小犬如獲「還原靚靚拳」;眼壁1日內重新增生、回復緊緻,走好侵台最後24小時。蘭嶼遭眼壁最強風雨橫掃,錄得快過高鐵的342.7km/h陣風,除破台灣紀錄,更吹爛風速計。
小犬撲台路徑稍為偏南,風眼除10.4晚穿插蘭嶼,僅掠過台灣最南端,避過中央山脈。不過天文台預計,小犬拉西逼港的同時,亦會逐漸被南下的東北季候風削弱;10.7-10.8雖或靠近珠江口一帶,但勢颱風級不保。會否更高風球,視乎小犬減弱速度和距珠江口多近。1號波至少10.5維持。
【天氣師李鈺廷提提你】
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