Prevailing meteorological conditions, large scale atmospheric features and the forecast wind pattern by dynamical models suggest that no favourable conditions are likely to develop for further advance of southwest monsoon into remaining parts of Rajasthan, west Uttar Pradesh, Haryana, Chandigarh & Delhi and Punjab during next 6-7 days.
27/06/2021: 13:15 IST; Light intensity rain would occur over isolated places of Viratnagar (Rajasthan) and adjoining areas during next 2 hours.
— RWFC New Delhi (@RWFC_ND) June 27, 2021
The northern limit of southwest monsoon (NLM) continues to pass through Lat. 26°N / Long. 70°E, Barmer, Bhilwara, Dholpur, Aligarh, Meerut, Ambala and Amritsar.
The northern Limit of southwest monsoon (NLM) continues to pass through Lat. 26°N / Long. 70°E, Barmer, Bhilwara, Dholpur, Aligarh, Meerut, Ambala and Amritsar. pic.twitter.com/l8IXMT01t7
— India Meteorological Department (@Indiametdept) June 27, 2021
Subdued rainfall activity is very likely to prevail over Northwest & Central India during next 5 days and over western parts of Peninsular India from 28th june onwards. Isolated/scattered thunderstorm activity accompanied with lightning & rainfall is also likely over these regions during this subdued monsoon activity period.
Under the influence of strong moist southwesterly winds; fairly widespread to widespread rainfall very likely over West Bengal & Sikkim and Northeastern states during next 5 days.
While, isolated heavy to very heavy rainfall very likely over Sub-Himalayan West Bengal & Sikkim and Assam & Meghalaya during next 5 days; Arunachal Pradesh on 27th & 28th; Nagaland, Manipur, Mizoram & Tripura on 30th June & 01st July.
Isolated extremely falls also likely over Assam & Meghalaya during 28th-30th and Sub-Himalayan West Bengal & Sikkim on 30th June & 01st July, 2021.
Subsequently, moist easterly winds are likely to pickup in strength, causing enhanced rainfall activity all along the Himalayan foothills regions of north Bihar, North Uttar Pradesh and Uttarakhand around 01st & 02nd July leading to increased inflow into the rivers originating/flowing over these regions.
Under the influence of the cyclonic circulation over north Chhattisgarh & neighbourhood, fairly widespread to widespread rainfall with isolated thunderstorm & lightning very likely over most parts of East & adjoining Central India (Bihar, Jharkhand, Chhattisgarh, Odisha) during next 5 days.
Strong surface winds (speed reaching 30-40 kmph occasionally) over Haryana and West Uttar Pradesh on 30th June and 01st July, 2021.
The northern Limit of southwest monsoon (NLM) continues to pass through Lat. 26°N / Long. 70°E, Barmer, Bhilwara, Dholpur, Aligarh, Meerut, Ambala and Amritsar. pic.twitter.com/l8IXMT01t7
— India Meteorological Department (@Indiametdept) June 27, 2021
Moderate thunderstorms accompanied by frequent cloud to ground lightning very likely over East Uttar Pradesh, Bihar, north Madhya Pradesh and Chhattisgarh during next 24 hours. This may cause injuries leading to casualties to people and animals staying outdoors.
The northern Limit of southwest monsoon (NLM) continues to pass through Lat. 26°N / Long. 70°E, Barmer, Bhilwara, Dholpur, Aligarh, Meerut, Ambala and Amritsar. pic.twitter.com/l8IXMT01t7
— India Meteorological Department (@Indiametdept) June 27, 2021