Chennai - 9:30pm, heavy rain seen over SW suburbs now.
Drizzle now in Polichalur.
More heavy T showers on way for city.
Chennai - 10:20pm, a T shower is sweeping into NW, central zones of city and moving SE.
Chennai - 11am, moderate steady rain over polichalur zone for past 30min.
And its raining in most zones of city now.