怪了!雷達回波籠罩北台灣卻沒下雨 鄭明典曝原因 | 自由電子報 | LINE TODAY

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originally written by ROo_0y
前中央氣象局長鄭明典指出,通過台灣的雲層很高,回波來自高空,水滴降落到地面前就已融化,較低層的降雨雷達沒有回波,呈現出「不下雨」的雷達回波。

References

https://newtalk.tw/news/view/2026-05-13/1034813

鋒面籠罩卻沒下雨!鄭明典揭密「不下雨回波」真相 | 生活 | Newtalk新聞

雖然最近滯留鋒面靠近,雷達回波通過北台灣,但卻沒有預期的大雨。前中央氣象局長鄭明典指出,這種情況表示,通過台灣的雲層很高,回波只來自高空,較低層的降雨雷達沒有回波。而高空的水滴降落到地面前就已融化,呈現出「不下雨」的雷達回波。鄭明典指出,昨天晚上開始就持續有「不下雨」的雷達回波,如果比較同時間降雨雷

https://newtalk.tw/news/view/2026-05-13/1034813

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