92B is still a LOW and almost over same location.

#Chennai - rainfall till 8:30am today, Nungambakkam = 52.5mm, Airport = 55.8mm and Polichalur (IWM station @iwmpolichalur ) = 28.2mm
#Chennai - 1:58pm, partly cloudy and warm with less signs of rain till evening.

Heavy rainfall along most of Tamilnadu coast till morning, Pamban = 98.1mm, Cuddalore = 43.4mm, Puducherry = 32mm, Nagapattinam = 54.3mm

1:30pm, mini showers popping again over central coast and adjoining interior central Tamilnadu ... http://ow.ly/i/3UeRq
 1:30pm, "92B" is still a LOW and almost NO intensification seen.
Pressure around 1007mb.
Located E-coast Srilanka .. http://ow.ly/i/3UeRq

NAVGEM model expects 92B to become as D.Depression on 5-Dec and drift N-E away from Srilanka coast ... http://ow.ly/i/3Uf4v 
GFS also expects 92B to become as Cyclone / D.Depression on 5-Dec after drifting N-E away from Srilanka coast .. http://ow.ly/i/3Uf8N 
But, WRF model suggests that 92B will drift West into S Srilanka and into mouth of Gulf Mannar on 5-Dec ... http://ow.ly/i/3UfcR 

During next 24hrs, moderate rain expected along central,S-E Tamilnadu coast and over adjoining interior zones.
Showers also expected over W-ghats Tamilnadu and over S tamilnadu in next 24hrs.
#Chennai - can expect only light / moderate rain till morning of Wednesday.

" IF " after 24hrs, 92B concentrates into a Depression and drifts N-E... then LESS showers expected over most of Tamilnadu, #Chennai.
" IF ", 92B drifts North or N-W after 24hrs... then more HEAVY rain expected for S-E,central,N Tamilnadu coast and #Chennai.