Thunderstorm season to Start over Interior Tamilnadu:
The Rainfall season Likely to begin over interior Tamilnadu and Parts of South Interior Karnataka. But only thing is that the presence of Systems above the Latitude of Tamilnadu making the relative subsidence and inhibiting the formation of Thunderstorms. The North-east Monsoon, which is scheduled to arrive around 18th of October, likely to create some sort of Instability along with the easterlies blowing along the surface levels of Tamilnadu Coast.
The Main dates for interior Thunderstorms will be around 10th-15th October. Districts of Salem, Coimbatore, Tiruppur, Erode, Dharmapuri, Tiruvannamalai, Tiruchi, Madurai may witness widespread Thunderstorm activity during that dates and the Inter-tropical Convergence zone may leave India by October 8th and hence the Easterlies will get strengthen along the east coast of India.
