New Delhi, August 31
The nation acquired 27 per cent extra rainfall than regular in August, the fourth highest quantity within the final 120 years, the India Meteorological Department (IMD) mentioned.
The total rainfall recorded in India from June 1 to August 31 was 10 per cent greater than regular, the IMD mentioned on Monday.
“August has recorded 27 per cent more rainfall than normal,” R Ok Jenamani, scientist with IMD’s nationwide climate forecasting centre, mentioned.
“Rainfall recorded in August 2020 is the fourth highest in the last 120 years and highest in 44 years,” Jenamani added.
This can also be one of many rainiest months of August recorded. The August of 1926 noticed 33 per cent extra rainfall than regular, the best precipitation recorded thus far within the month; 1976 recorded 28.four per cent extra rainfall than regular, whereas the August of 1973 recorded 27.eight per cent than regular. This 12 months noticed 27 per cent rainfall.
Mahesh Palwat, vice chairman, Skymet Weather, mentioned attributable to formation of 5 low stress areas in Bay of Bengal in August, the month recorded extra rainfall.
A low-pressure space is a cyclonic circulation. It can also be the primary stage of a cyclone. However, it isn’t essential that each low stress develops right into a cyclonic storm.
“August saw unusually high formation of low-pressure areas. Of the five, three even reached Gujarat and Rajasthan. One low pressure area intensified into a deep depression, while another developed into a well-marked low-pressure area. This gave good rainfall over central and east India,” Palawat mentioned.
Several elements of the nation witnessed floods final month attributable to incessant rainfall.
June had recorded 17 per cent extra rainfall than regular whereas July ended with a 10 per cent rainfall deficiency.
The IMD had predicted that July will get rainfall that’s 103 per cent of the Long Period Average (LPA), which falls within the “normal” class.
In its long-range forecast for rainfall within the second half (August-September) of the 2020 Southwest Monsoon launched final month, the IMD mentioned August was prone to obtain rainfall that’s 97 per cent of the LPA with an error margin of plus/minus 9 per cent.
“Quantitatively, the rainfall over the country as a whole during the second half of the season is likely to be 104 per cent of the LPA with an error margin of plus/minus eight per cent,” it had mentioned.
The LPA rainfall over the nation for the 1961-2010 interval is 88 centimetres.
Monsoon within the vary of 96-104 per cent of the LPA is taken into account regular. The official rainfall season within the nation is from June 1 to September 30.
The northwest division of the IMD has a 9 per cent deficiency. It includes Rajasthan, Uttar Pradesh, Himachal Pradesh, Uttarakhand, Punjab, Haryana and the Union territories of Chandigarh, Delhi, Jammu and Kashmir and Ladakh.
The central India division acquired 21 per cent extra rainfall. The division includes Goa, Maharashtra, Gujarat, Madhya Pradesh, Chhattisgarh, Odisha and the Union territories of Dadra and Nagar Haveli and Daman and Diu.
The south peninsula meteorological division of the IMD has acquired 20 per cent extra rainfall than regular. The division covers Andhra Pradesh, Tamil Nadu, Telangana, Kerala, Karnataka and the Union territories of Andaman and Nicobar Islands, Lakshadweep and Puducherry.
The east and northeast India division has additionally recorded 2 per cent extra rainfall. The division includes West Bengal, Bihar, Jharkhand and the northeastern states. PTI