天氣速觀:今晚至明早第一場秋季大氣輻合進來 - 颱風討論

By Oscar
at 2022-09-24T22:36
at 2022-09-24T22:36
Table of Contents
天氣速觀:今晚至明早第一場秋季大氣輻合進來
秋季大氣地面秀在台第一場重頭秀,
南方諾盧颱風的東南東風和北方冷高壓東移的東北風在台灣海峽北部輻合,
加上台灣西北部沿岸地形效應,台灣海峽北部西北岸有噴流出現,
低層噴流的左前側,也就是北宜要留意輻合降雨,
不過由於冷高壓規模小,速東移後減弱或變性明顯,
因此,維持時間不長,大致就是今晚道明早
模式顯示,今晚到明早東北風的冷性還夠,因次降雨在北宜就很明顯,
尤其模式看來可能有大雨,
明天中午過後,東北風減弱,主要就是偏東風(東風和東北東風)的輻合,
後天就是諾盧颱風進入南海後的東南東風上來,影響轉至東台灣。
此外值得一提的是,較長期的模式預報,
東北亞到華北,10月初似乎有寒潮爆發的跡象,
要是如此,真是罕見了(華北的寒潮爆發有夠早)
如果華中也爆發了,那華南就挫哩等了,
如果華南也爆發了,那台灣就挫哩等了...
不過模式目前應該只到華北,南方再觀察囉
(快速說說)
--
秋季大氣地面秀在台第一場重頭秀,
南方諾盧颱風的東南東風和北方冷高壓東移的東北風在台灣海峽北部輻合,
加上台灣西北部沿岸地形效應,台灣海峽北部西北岸有噴流出現,
低層噴流的左前側,也就是北宜要留意輻合降雨,
不過由於冷高壓規模小,速東移後減弱或變性明顯,
因此,維持時間不長,大致就是今晚道明早
模式顯示,今晚到明早東北風的冷性還夠,因次降雨在北宜就很明顯,
尤其模式看來可能有大雨,
明天中午過後,東北風減弱,主要就是偏東風(東風和東北東風)的輻合,
後天就是諾盧颱風進入南海後的東南東風上來,影響轉至東台灣。
此外值得一提的是,較長期的模式預報,
東北亞到華北,10月初似乎有寒潮爆發的跡象,
要是如此,真是罕見了(華北的寒潮爆發有夠早)
如果華中也爆發了,那華南就挫哩等了,
如果華南也爆發了,那台灣就挫哩等了...
不過模式目前應該只到華北,南方再觀察囉
(快速說說)
--
Tags:
颱風
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