Andhra circulation moved North and weakened.

#Kolkata - rainfall till 8:30am today, Alipur = 109.5mm and DumDum = 85.4mm

#Chennai - Rainfall till 8:30am today, Nungambakkam = 10.4mm, Airport = 1.8mm, Polichalur (IWM weather station) = 5.7mm

Today, the Andhra circulation is over N Andhra ... http://ow.ly/i/3xhCT 
In next 24 to 36hrs, the circulation is expected to drift N-N-E and weaken even more over S Chatisgarh, S Odisha.. http://ow.ly/i/3xhEb 
In 36hrs a circulation is expected over S Bangladesh and a N-S trough to drop from system upto central Tamilnadu.. http://ow.ly/i/3xhG2 

Present Andhra circulation is expected to weaken and get merged with the trough from S Bangaldesh by Sunday evening.

As the Andhra circulation weakens and a N-S trough forms in 24hrs, HEAVY rain for most of S-E coast to persist for next 36hrs.
N-S trough is expected to form by Sunday and move East into Bay after 24hrs... the rain along S-E coast will go down from Monday evening.
Before evening of Sunday, scattered rain expected all along S-E coast from S Bengal, Odisha, Andhra coast to N,central Tamilnadu.
Due to S Bangladesh circulation, Heavy scattered rain expected over most of N-E States during next 2 days.