The normal date of Withdrawal of southwest monsoon is 17th September
According to the National Weather Forecasting Centre of the India Meteorological Department:
In view of the establishment of an anti-cyclonic circulation in the lower tropospheric levels over western parts of northwest India and substantial reduction in moisture content & rainfall, the southwest monsoon has withdrawn from some parts of west Rajasthan and Punjab today, the 28th September, 2020 against its normal date of 17th September.
· Past 5 years dates of withdrawal of southwest monsoon from West Rajasthan are as follow: § 09th October in 2019
§ 29th September in 2018
§ 27th September in 2017
§ 15th September in 2016
§ 04th September in 2015
· The withdrawal line passes through Amritsar, Bhatinda, Hanumangarh, Bikaner, Jaisalmer and Lat. 26°N/ Long.70°E (Annexure 1).
· Conditions are becoming favourable for further withdrawal of southwest monsoon from some more parts of Rajasthan & Punjab and some parts of Haryana, Chandigarh & Delhi, Uttar Pradesh and Madhya Pradesh during next 2-3 days.
Meanwhile,
♦ A trough runs from a cyclonic circulation over east Bihar to westcentral Bay of Bengal off Andhra Pradesh coast across Gangetic West Bengal and coastal Odisha at lower tropospheric levels. Under the influence of this system:
♦ Scattered to fairly widespread rainfall with moderate thunderstorm & lightning very likely over south peninsular India during next 3 days.
Isolated heavy falls are very likely over Tamilnadu during next 2 days; over Rayalaseema, South Interior
Karnataka and Kerala on 29th September, 2020.
♦ Dry weather very likely over most parts of the northwest India during next 5 days.
♦ Moderate thunderstorm with lightning very likely at isolated places over north peninsular India, Central and northeast India during next 12 hours.
ü For further details and forecast updates kindly visit websites of IMD, New Delhi:
ü For district level warning, kindly visit website of Meteorological Centres/Regional
Meteorological Centres of IMD at state levels.
