The onset of North East monsoon in Tamil Nadu has brought widespread rain in all districts. Coastal districts experienced heavy to very heavy rain. Our correspondent reports thatheavy rains accompanied with lightning and thundershowers in the city caught the Chennaiites in a dizzy. Office goers and school children struggled to reach their respective places wading through water logged roads and inundated low lying areas in several places. Slow traffic brought the city to a halt even as authorities tried to clear fallen trees and vehicles with clutch failures.