The India Meteorological Department (IMD) Hyderabad has forecast rain in Telangana till Sunday, June 21.Till June 17, the state is likely to witness thunderstorms, lightning, squalls, etc. However, from June 18 to 21, the state may witness heavy rain. Yellow alert issued In view of the expected weather conditions, IMD Hyderabad has issued a yellow alert, which will remain valid till Sunday.