[請益] 如何得知中心氣壓呢?
如題
中央氣象局在17:30發布的警報中心氣壓是935百帕
日本氣象廳在17:45發布的中心氣壓是940hPa
為什麼會不一樣?
而且這樣的狀況還蠻常發生的
這些數據是從哪裡來的? ---是海面上有偵測器嗎?
如果是的話為什麼各國數據不一樣?
又或者是用推算出來的嗎?
感謝各位神人解惑
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