INjikalanga yasebusika
INjikalanga yasebusika, yenzeka lapho noma iliphi ichopho Umhlaba lifinyelela ekutshekeni kwalo okukhulu kude Ilanga. Lokhu kwenzeka kabili ngonyaka, kanye kugambulunga ngayinye (ENyakatho nasENingizimu). Kuleyo gambulunga, injikalanga yasebusika usuku olunenkathi emfushane kakhulu yokukhanya kwasemini nobusuku obude kakhulu onyakeni, futhi lapho ilanga lisendaweni yalo ephansi kakhulu esibhakabhakeni. Esifundeni ngasinye sechopho, kunobumnyama obuqhubekayo noma ukufiphala okuzungeze injikalanga yasebusika. Isenzakalo esiphambene kuba yinjikalanga yasehlobo, eyenzeka ngesikhathi esifanayo kugambulunga ephambene.
Injikalanga yasebusika yenzeka phakathi nobusika begambulunga. Kugambulunga eseNyakatho, ibizwa injikalanga kaDisemba (Disemba 21 noma 22) futhi kugambulunga eseNingizimu, ibizwa injikalanga kuJuni (19 June 20 noma 21).