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某机场(ZXXX)13日22:33观测主导能见度为1500米,22:39降为1300米,此时天空无云,轻雾,设备显示数据为:2分钟平均风向38°、平均风速1.8m/s、最大瞬间风速3.3m/s、风向变化范围22-53°,10分钟平均风向31°、平均风速1.4m/s、最大瞬间风速3.6m/s、风向变化范围14-59°,正在使用的05号跑道视程1250米,趋势转坏,气温9.8℃,6.4℃,场面气压1023.4hPa,修正海平面气压1026.7hPa。
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