under new Precipitation figure, the rate of precipitation in all of India for The height of the southwest monsoon (summer) is 87 cm on 1971-2020 data, as against Previous natural number of 88 cm based on on The period 1961-2010. Until 2018, IMD used 89cm on A 50year average period from 1951-2000, as standard for “normal” precipitation for monsoon season.
review part of non-cyclical update on Regular precipitation figures. The new precipitation rate has been calculated using precipitation data of 4132 Well-distributed rain gauges over Country representing 703 regions.
Although IMD director general Mohapatra lineage decrease in Average normal precipitation to ‘Natural multidecadal historical variability of Wet and dry ages of All rainfall in India, did not rule out Possibility of Effect of Climate change.
“The southwest monsoon is now going through a dry era that has begun in Contract of 1971-80. nodal mean of All monsoons in southwest India for The 2011-20 decade is -3.8% (minus 3.8%) of the long decade-term Means. The next Mohapatra said that the decade, i.e. 2021-2030, is expected to approach neutral and the southwest monsoon will enter the wet era of the decade 2031-40″. in Indication that a wet wave may increase precipitation in future.
The Meteorological Department monitors the daily, weekly, monthly, seasonal and annual rainfall of Provinces, states, subdivisions, homogeneous regions and India as a whole on a real time basis. Prepares rainfall summaries and percentage deviations from normal.
“This normal rate of rainfall is prepared on the basis of on data for Period of 50 years old updated periodically once in Each contract by merging latest Data from the Ring gauge stations. The new updated Normal precipitation was prepared on the basis of on data of 1971-2020 and will replace the existing normal precipitation on 1961-2010 with effect of the 2022 southwest monsoon season,” Mohapatra said.
IMD results, based on on Analytics of 50-year data, show that gujarat region Receive maximum precipitation i.e. 96% of It is the annual precipitation in The southwest monsoon season as Tamil Nadu welcomes maximum precipitation i.e. 48% of Annual precipitation in The northeast monsoon season (October-December) is followed by 36%. in The southwest monsoon season.
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