Heavy spell of N-E monsoon ahead for Tamilnadu starting from today evening. T showers for S,S-tip Tamilnadu.. http://ow.ly/i/7wdZz Due to easterly trough... T showers expected for N-E Andhra and into S Chatisgarh, S,S-W Odisha on today afternoon.
Meanwhile the circulation over S-E Bay will become well marked LOW by evening of Monday. This system over S-E Bay is already tracked as 99W. Pressure around 1007mb... http://ow.ly/i/7we9N By monday night, the S-E Bay system 99W is expected to move fast upto South Bay ... http://ow.ly/i/7wecW Latest GFS model does not support the formation of Cyclone from 99W. 99W is expected to become a Depression before nearing central Tamilnadu coast on Tuesday evening. From evening of Tuesday, showers expected to push along central, N coast Tamilnadu and into Chennai. HEAVY widespread rain along N,central coast Tamilnadu, Chennai expected on 12-Nov, Wednesday ! 11:30pm, IR shows the convective activity around S-E Bay system 99W ... http://ow.ly/i/7weua