Chennai Weather: Rain Likely in Chennai, Chengalpattu and Several TN Districts; The Regional Meteorological Centre (RMC), Chennai, has forecast light to moderate rainfall with thunderstorms in several districts of Tamil Nadu, Puducherry and Karaikal. Heavy rain accompanied by gusty winds is likely at isolated places in Tirupattur, Vellore and Tiruvannamalai districts. Chennai is also expected to r
