It has been raining in Tamil Nadu due to the cyclonic air-circulation in the higher layer of the atmosphere.
Meteorological Centre has informed that there are prospects of rain in the next 24 hours in Tamil Nadu & Puducherry in a few places. There would be rain with thunder in a few places.
A cyclonic air-circulation has formed at the higher atmospheric layer near the Lakshadweep & Karnataka leading to rains in Tamil Nadu. This is likely to continue.
Rains may intensify in the interior districts of Tamil Nadu. It is expected there would be some respite from the recent oppressively hot weather due to the rains!