But rains in the east and north-east may persist for 2/3 days more, due to a Upper Air Circulation embedded in the north-south trough in the W.Bengal regions.
For Maharashtra, a few isolated thunderstorms will pop-up in a few the regions of the state, latest till Sunday.
"The Bureau of Meteorology said the index rose to one for the 30 days to September 12 from last week's 30-day reading of minus two. The official monthly August SOI was minus five. "The SOI is neutral and does not show an El Niño trend.
"The bureau said the index was more positive than expected, but most indicators suggested an El Nino was developing across the Pacific Basin, although progress had slowed in recent weeks. A consistently negative index points to the development of an El Nino".