蒙古高壓破紀錄 氣象專家:應比較各國資 - 颱風討論

By Oliver
at 2016-01-26T21:04
at 2016-01-26T21:04
Table of Contents
以下內容節錄氣象局蔡甫甸技正臉書(原文有圖)
https://www.facebook.com/fred.tsai.712/posts/1003447629697744
先討論24日天氣圖,這次24日地面圖中心氣壓分析出1095hPa或1088hPa感覺就很不合理
預報員在分析觀測資料時,要注意資料的合理性,像24日分析那麼強的氣壓梯度
附近觀測資料都近乎靜風,大氣動量方程氣壓梯度與風成正比關係,顯示有問題
圖1是24日00Z的觀測+地形,愈白的地方海拔愈高,在北緯50度、東經100度左側附近
就是分析高值的地方,附近幾個站都在1000米至3000米,這些測站應是高山電碼,
是標準層的重力位高度才對,大家在分析觀測資料時一定要多思考,注意其合理性。
--
https://www.facebook.com/fred.tsai.712/posts/1003447629697744
先討論24日天氣圖,這次24日地面圖中心氣壓分析出1095hPa或1088hPa感覺就很不合理
預報員在分析觀測資料時,要注意資料的合理性,像24日分析那麼強的氣壓梯度
附近觀測資料都近乎靜風,大氣動量方程氣壓梯度與風成正比關係,顯示有問題
圖1是24日00Z的觀測+地形,愈白的地方海拔愈高,在北緯50度、東經100度左側附近
就是分析高值的地方,附近幾個站都在1000米至3000米,這些測站應是高山電碼,
是標準層的重力位高度才對,大家在分析觀測資料時一定要多思考,注意其合理性。
--
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