Evolving weather activity over North India has suddenly gathered momentum overnight with an incoming strong and active western disturbance setting up a rare low-pressure area over West Rajasthan and neighbourhood.
India Meteorological Department (IMD) said the parent western disturbance lay over North Pakistan on Friday while its offspring cyclonic circulation moving ahead of it had intensified into a low-pressure over West Rajasthan. After feeding on enormous moisture swept in by its north-westerly to south-westerly winds, this low was rustling up the weather over North-West India.
Good moisture feed
This moisture is being pumped up into the heights along the hills (the Himalayas) where it is falling down as heavy rain/snow, and widespread rains over the plains across Punjab, Haryana, Chandigarh, Delhi and Uttar Pradesh. Active western disturbances most often induce the formation of cyclonic circulations, but rarely do they intensify as a low-pressure areas.
Meanwhile, the IMD said that a