Gurez, Tulail, Gulmarg turn white; plains record heavy downpour, MeT warns of flash floods till April 10; Rain, landslides disrupt traffic, multiple roads shut in J&K; Slow traffic on Sgr-Jammu National Highway, Kishtwar-Sinthan, Bandipora-Gurez road closed, Mughal Road open for limited hours, SSG road restrictedChill returns to Kashmir amid fresh snowfall, widespread rains | KNO