Rainfall activities are likely to increase over the central India during the next twenty four hours as the well marked low pressure zone is moving westward. The low pressure zone is now persisting over east Madhya Pradesh and adjoining areas of Chhattisgarh. Orissa, Chhattisgarh, south Madhya Pradesh, Telangana and Vidarbha will receive rain during this period. Rain could be heavy at one or two places.
The western end of the monsoon trough is passing through Barmer and Udaipur so rainfall will be experienced over northwest Rajasthan during the next twenty four hours. While showers would increase over the northwest plains in Punjab, Haryana, Delhi and west Uttar Pradesh as the western end of the trough would shift northward during the next twenty four to forty eight hours.
Monsoon trough is essentially a region of intensified monsoon winds. The trough is passing through Barmer, Udaipur, Indore, centre of the well marked low pressure area, Jharsuguda, Balasore and thence southeastwards to the eastcentral Bay of Bengal.
East Uttar Pradesh, Bihar, Jharkhand, West Bengal and Sikkim would receive rain during the next twenty four to forty eight hours as the southwesterly winds will be reaching up to the Gangetic plain due to movement of the central and eastern part of the monsoon trough. Above this trough, the southeasterly winds will turn into easterly to lash these areas. Light to moderate rain is expected over east Uttar Pradesh, Bihar, Jharkhand, West Bengal Sikkim and northeastern states.
Along the West coast, moderate rainfall activities would continue over Konkan, Goa, Karnataka and Kerala during the next forty eight hours. Rains could be heavy to very heavy at one or two places in the region. The season offshore trough is active and extending from the Gujarat coast to Kerala coast. The southwesterly winds originating in the Arabian Sea continue to provide moisture over these places.