The spells of rain that brought around 2cm rain inthe core areas of the city on Monday is set to continue for two more days. A forecast for 48 hours said that “Sky condition islikely to be generally cloudy. Moderate-heavy rain with thunderstorm and lightning is likely to occur in some areas.” The rain will be to the tune of 7cm-11cm. An orange alert has been issued for the city and the western districts of the state. Heavy to very heavy rain is likely to occur at isolatedplaces over Chennai, Tiruvallur, Kancheepuram, Cuddalore, Tiruvannamalai, Ranipet, Vellore, Tirupattur,Krishnagiri, Dharmapuri and Salem districts of Tamilnadu.