Sauyin yanayi na Illinois

Nau'ikan yanayi na Köppen na Illinois (tare da yankuna), ta amfani da yanayin yanayi na 1991-2020.

Sauyin yanayi na Illinois yana bayyana yanayin yanayi, da matsananciyar yanayi, wanda aka lura a cikin jihar Illinois, Amurka, a tsawon lokaci.

Saboda kusan kilo 400 (640 " data-ve-ignore="true">km) da kuma tsakiyar nahiyar, Illinois tana da yanayi daban-daban. Yawancin Illinois suna da Yanayin zafi na nahiyar (Köppen climate classification Dfa) tare da zafi, lokacin zafi da sanyi zuwa hunturu mai sanyi. Koyaya, rabin kudancin jihar, daga kusan Springfield zuwa kudu, yana da yanayi mai zafi (Köppen Cfa) tare da hunturu yana zama mafi matsakaici yayin da mutum ke tafiya kudu. Matsakaicin ruwan sama na shekara-shekara don Illinois ya bambanta daga inci 48 ko 1,220 a gefen kudu zuwa inci 35 ko 890 a yankin arewacin jihar. Ruwan dusar ƙanƙara na shekara-shekara ya wuce inci 38 ko 0.97 m a Birnin Chicago, yayin da ɓangaren kudancin jihar yawanci yana karɓar ƙasa da inci 14 ko 0.36 m. Mafi girman zafin jiki da aka rubuta a Illinois shine 117 °F (47.2 °C) ° F (47.2 ° C), wanda aka rubuta a ranar 14 ga Yuli, 1954, a Gabashin St. Louis, yayin da mafi ƙarancin zafin jiki ya kasance -38 ° F (-38.9 ° C), da aka rubuta ranar 31 ga Janairu, 2019, a Dutsen Carroll.

Illinois matsakaicin kwanaki 50 na aikin tsawa a shekara wanda ya sanya shi sama da matsakaici don yawan kwanakin tsawa ga Amurka. Illinois tana da rauni ga guguwa tare da matsakaicin 54 da ke faruwa a kowace shekara, wanda ke sanya yawancin jihar a kusan guguwa 9.7 a kowace murabba'in kilomita 10,000 (30,000 ) a kowace shekara.[] Guguwa mafi muni da aka rubuta a cikin ƙasar ya faru ne a Illinois. Guguwar Tri-State ta 1925 ta kashe mutane 695 a jihohi uku; 613 daga cikin wadanda abin ya shafa sun zauna a Illinois.

Yanayin zafi

Saboda tasirin tsibiri na zafi na birni, biranen suna yin zafi a 2 °F (1.1 °C) akan matsakaita, wanda aka fi sani da dare ɗaya..

Zafin

Ruwa mai zafi na Chicago na 1995 yana daya daga cikin bala'o'in da suka shafi yanayi mafi muni a tarihin jihar, tare da mutuwar 525 a cikin kwanaki biyar yayin da ƙananan dare ya kasance sama da 84 °F (28.9 °C) ° F (28.9 ° C) kuma tsananin rana ya kai har zuwa 106 °F (41.1 °C) ° F (41.1 ° C). Mafi munin zafi a tarihin Amurka ya auku Illinois a watan Yulin 1936, wanda ya kashe mutane 2,656.

Rashin sanyi

Motocin da aka watsar a kan Lake Shore Drive a Arewacin Illinois bayan babban dusar ƙanƙara

Canje-canje masu tsanani na zafin jiki na iya faruwa a cikin minti kaɗan tare da wucewar gaba mai sanyi mai ƙarfi ta jihar. A ranar 20 ga Disamba,, yanayin zafi ya fadi 40 °F (22.2 °C) ° .2 ° C a cikin minti, wanda ake zaton ya daskare mutane zuwa kan gadonsu da kaji a cikin waƙoƙinsu. Har zuwa 2019, mafi ƙarancin zafin jiki ya kasance -37 ° F (-38.3 ° C), wanda aka rubuta a ranar 15 ga Janairu, 2009, a Rochelle. Koyaya, Illinois ba ta amince da wannan ma'auni a hukumance ba, saboda an yi shi ne daga ƙaramin filin jirgin sama kuma babu hanyoyin kula da inganci da aka yi amfani da su ga ma'aunin. A sakamakon haka, rikodin mafi ƙarancin zafin jiki na jihar ya kasance -36 ° F (-37.8 ° C) da aka rubuta a Congerville a ranar 5 ga Janairun 1999. A cikin 2019, Yankin Cold Wave na Arewacin Amurka na Janairu ya buge Illinois. Wannan ya haifar da sabon rikodin zafin jiki, -38 ° F (-38.9 ° C), wanda aka rubuta a ranar 31 ga Janairu, 2019, a Dutsen Carroll.   

Matsakaicin matsakaicin yanayin zafi na kowane wata a Fahrenheit don biranen Illinois daban-daban

Birni	Jan	Fabrairu	Tekun	Afrilu	Mayu	Yuni	Yuli	Aug	Satumba	Oktoba	Nuwamba	Disamba
Alkahira	41/25	47/29	57/39	69/50	77/58	86/67	90/72	88/69	81/61	71/49	57/39	46/30
Chicago	31/16	35/20	47/29	59/39	70/48	80/58	84/64	82/63	75/54	62/43	48/32	35/21
Edwardsville	36/19	42/24	52/34	64/45	75/55	84/64	85/59	86/66	79/58	68/46	53/35	41/25
Moline	30/12				73/50	83/60	86/64	84/62	76/53	64/42	48/30	34/18
Peoria					73/51	82/60	86/65	84/63	77/54	64/42	49/31	36/20
Rockford					71/48	81/58	84/63	82/61	75/52	62/40	47/30	33/17
Springfield					74/53	83/62	86/66	84/64	78/55	67/44	51/34	38/23

Ruwan sama

Matsakaicin hazo na shekara don Illinois ya bambanta daga sama da inci 48 (1,200 mm) a ƙarshen kudu zuwa ƙasa da inci 32 (810 mm) a arewacin jihar.  Mayu da Yuni su ne watanni mafi zafi na shekara.  Ambaliyar ruwa ita ce mafi illar yanayi a cikin jihar.  Ƙara dumamar yanayi a cikin tsibiran zafi na birni yana haifar da haɓakar ruwan sama a ƙasan birane.  Tafkin Michigan yana haifar da haɓakar hazo a lokacin hunturu tare da gabar tekun kudanci saboda tasirin ruwan dusar ƙanƙara da ke tasowa akan tafkunan masu dumi.  A lokacin rani, tafkin da ya fi sanyi yana haifar da kwanciyar hankali kusa da gabar tafkin, yana rage yawan ruwan sama.

Guguwar dusar ƙanƙara

Duk da yake dusar ƙanƙara ta yau da kullun ta wuce inci 38 (0.97 a Birnin Chicago, yankin kudancin jihar yawanci yana karɓar ƙasa da inci 14 (0.36 . Lokacin hunturu mafi dusar ƙanƙara a rikodin Chicago ya kasance inci 89.7 (2.28 a lokacin hunturu na 1978-79. Har ila yau, birnin ya yi rikodin wasu hunturu biyu tare da dusar ƙanƙara sama da inci 80 (2.03 - 1977-78 da 2013-14. A lokacin hunturu na 1830-31, sassan kudancin jihar sun rufe da 3 feet (0.91 m) na dusar ƙanƙara, tare da raguwa har zuwa 6 feet (1.8 m) tsawo. Guguwa da ta wuce darajar hunturu ta yau da kullun tana yiwuwa a cikin rana ɗaya galibi a kudancin rabin jihar. Mafi girman dusar ƙanƙara da aka rubuta a tarihin Chicago ya kasance inci 23 (0.58 a lokacin Blizzard na 1967.

Hadari da mummunan yanayi

Matsakaicin Illinois yana kai kusan kwanaki 50 na ayyukan tsawa a shekara wanda ya sanya shi da ɗan sama da matsakaici don adadin kwanakin tsawa na Amurka.  Tsawa yana ba da gudummawar sama da rabin hazo na shekara a duk faɗin jihar.[1]  Illinois tana da rauni ga mahaukaciyar guguwa tare da matsakaita na 35 da ke faruwa a shekara, wanda ke sanya yawancin jihar a kusan guguwa 5 a cikin murabba'in murabba'in 10,000 (30,000 km2) kowace shekara.[2]  Ayyukan guguwa mafi girma yana faruwa tsakanin Afrilu da Yuni.[1]  Illinois kuma tana karɓar ragowar guguwa mai zafi waɗanda suka afkawa gabar tekun Gulf.  Ɗaya daga cikin tsarin ruwa mai zafi, Tropical Storm Claudette, ya shafi jihar a cikin Yuli 1979 wanda ya kawo ruwan sama har zuwa.[21]

Dubi kuma

• Canjin yanayi a Illinois
• Ruwa mai sanyi
• Ruwa mai zafi
• Jerin sanannun guguwa na wurare masu zafi a Illinois
• Jerin yankuna a cikin Illinois