【摘要】 利用1990～1999年盛夏(8月份)南宁市逐日探空及最高气温资料,运用相关对比度分析方法,对35℃以上高温天气发生的高空要素进行统计诊断,结果表明盛夏南宁市最有利高温出现的高空环境分布特点是300hPa以上深厚的高值系统、250～300hPa一致深厚东风气流、干燥的气层及对流层中下部层结不稳定。更多还原

【Abstract】 Using the daily data of High Temperature in Nanning in midsummer(August) and Nanning′s sounding in August of 1990～1999,the characteristics of High Temperature over 35℃′s sounding factor are diagnosed by Contrast,and it revealed that the advantaged conditions are High system over 300hPa, comformity deep east airstream in 300～250hPa,dry air layer and instability in the middle and low troposphere.更多还原