Denver Convergence Vorticity Zone

Convergence Vorticity Zone (DCVZ) wani lamari ne da ke haifar da yanayi ta yanayi mai jujjuyawar iska mai jujjuyawa a cikin Manyan filayen da ke gabas da yankin babban birnin Denver, yawanci nisan kilomita 50 zuwa 100 (31 zuwa 62 mi) a tsayi kuma yana karkata zuwa kudu zuwa kudu.[1]. Wannan yanayin yanayin yanayi ya kasance ƙarƙashin binciken kimiyya bayan wani babban fashewar guguwar yankin Denver a cikin 1981 kuma yana da alaƙa a cikin kusancin yankin don haifar da ƙasa (misocyclone) da supercell (mesocyclone) guguwa.[2] Ana danganta DCVZ sau da yawa tare da tasirin Denver Cyclone, [3] wanda wasu ke la'akari da shi a matsayin ingantaccen ci gaba na DCVZ, kodayake ana ɗaukar Denver Cyclone wani sabon yanayi na yanayi ta wasu masana kimiyya.[4]

 Halaye 
Yanayin DCVZ ya samo asali ne lokacin da iska mai laushi, mai gudana a kudu maso gabas ya haɗu da Palmer Divide, tudu wanda ya kai gabas na Colorado Front Range. Idan iska mai laushi ta tashi a kan tudun kuma ta haɗu da iskõki na arewa maso yamma da suka samo asali a cikin Dutsen Rocky, iskõki zasu iya haɗuwa don ƙirƙirar haɓaka cyclonic vorticity. Binciken da aka gudanar tsakanin 1981 da 1989 ya nuna cewa DCVZ ya samo asali ne a kashi ɗaya bisa uku na dukkan kwanakin a lokacin lokacin convective (Mayu zuwa Agusta). 

Yanayin DCVZ galibi ana danganta su da tasirin Denver Cyclone, wanda aka kwatanta da kafa babban gyre kusa da tsakiyar gari.

 Matsayi a cikin yanayin yanayi da kuma samar da guguwa 
Lokacin da DCVZ kuma musamman Denver Cyclone ya bunƙasa, yanayin da ba a rufewa shi ba wanda ba shi da zurfi, yanayin da ke cikin iska (misali girgije) na iya shiga cikin cumulonimbus da cumulus congestus girgije. Da zarar an fara waɗannan tsawa na iya zama da sauri. Rashin microbursts da landspouts na iya faruwa a farkon matakan ci gaba yayin da rigar microburists da kuma wani lokaci mesocyclonic guguwa a lokacin matakan baya. Dukkanin waɗannan an gane su a matsayin masu haɗari kuma a matsayin haɗari ga Filin jirgin saman Denver (DIA), duka tsohon wurin a Stapleton da sabon wurin da ke gabas. An karɓi matakai daban-daban don gano waɗannan haɗari da ɗaukar mataki don ragewa lokacin da suke.

Bincike da yawa sun rubuta rawar da DCVZ ke takawa a cikin fashewar guguwa a duk yankin Denver. Yin amfani da bayanan yanayi daga shekarun 1980, wani mai bincike ya ba da shawarar cewa kasancewar DCVZ mai karfi na Yuni yana da alaƙa da damar 70% na samar da guguwa a yankin.

 Dubi kuma 

 Yanayin yanayi na Colorado
 Ƙananan Colorado
 Yanayin yankin Colorado

 Manazarta 

 Hanyoyin haɗin waje 

 Binciken Subsynoptic na guguwar Denver na 3 Yuni 1981
 Binciken DCVZ ta amfani da Bayanan Mesonet na Wayar hannu  (Albert E. Pietrycha da Erik N. Rasmussen) 
 Tattaunawar Boulder Tornado Touchdown - Yuni 1997