Enhanced SWM

South Indian Ocean high pressure is in a  favorable location. 

As reported from a SHIP

(13.60N 59.90E)

Wind speed at 12 UTC 16 Aug 2014 was
34 knots or 18 m/s from 230 degrees or SW

As a result enhanced rainfall activity below 13 Degree and above 09 Deg will be there in Tamil Nadu