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1、ClimateChangeResearchLetters气候变化研究快报,2017,6(4),238-244PublishedOnlineSeptember2017inHans.http://www.hanspub.org/journal/ccrlhttps://doi.org/10.12677/ccrl.2017.64025CharacteristicsofPrecipitationandCloudDistributionintheMountainAreaofBayanbulakAimaiti·Dilibaier1
2、,TingtingXu21XinjiangMeteorologicalInformationCenter,UrumqiXinjiang2XinjiangmeteorologicalObservatory,UrumqiXinjiangththstReceived:Aug.11,2017;accepted:Aug.24,2017;published:Aug.31,2017AbstractUsingmeteorologicalelementssuchascloud,precipitationandotherrelatede
3、lementsofBayan-bulakmeteorologicalstationconventionalgroundobservationdatafrom2000to2013,thecha-racteristicsofclouddistributioninthemountainareaofBayanbulakwerecomparedandana-lyzed.TheresultsshowthattheoccurrenceofmiddleandlowcloudsinBayanbulakwas17,160times,ac
4、countingfor84%ofthetotalnumberofcloudobservationsfrom2000to2013;amongthem,theconversiondaysthatmiddleandlowcloudsdevelopedprecipitationreached40.3%.OccurrencephaseofstratiformcloudandundulatuscloudwerelongerthanconvectivecloudinBayanbulak,butthenumberofconvecti
5、vecloudappearedmorethanstratiformcloudandundu-latuscloud.Therainydaysandprecipitationwerethemostduringoccurrencephaseofconvectivecloud,andtherainydaystooksecondplaceduringperiodofstratiformcloudandundulatuscloudappeared,buttheamountofprecipitationincreasedsligh
6、tlywiththeincreaseofrainydays.Theearlycoldseasonofalternateperiodsofdifferentcloudswaslongerthanthatofearlywarmsea-son,andthecorrespondingrainydaysandprecipitationweremorethanthatofearlywarmsea-son.Therefore,intheyear,thepotentialofartificiallyinducingprecipita
7、tionduringtheoccur-renceperiodofstratiformcloudandundulatuscloudislargerthanthatoftheconvectivecloud,butthepotentialofartificialprecipitationinduceintheperiodoftheconvectivecloudisthelarg-est.Thusit’sthebesttimetocarryoutartificiallyinducingprecipitationoperati
8、onbetweenJuneandearlyAugust.Thepotentialofartificiallyinducingprecipitationduringthealternateperiodsofstratiformcloud,undulatuscloudandconvectivecloudaresecondary.KeywordsBa