Lucknow, Sept. 15 -- Eastern Uttar Pradesh is likely to receive moderate to heavy rainfall this week, as the southwest monsoon begins its retreat from western Rajasthan, according to the India meteorological department (IMD).

The monsoon has started withdrawing from western Rajasthan three days ahead of its normal date of September 17. As a result, a low-pressure area formed in the west-central Bay of Bengal has moved towards central India. The weakening of the monsoon trough allowed moisture from the Bay of Bengal to reach eastern and central parts of Uttar Pradesh, reviving rainfall activity in these regions.

There is a possibility of thundershowers and moderate to heavy rainfall in the Terai, Purvanchal, and Madhyanchal districts in ...