Daily Crop Weather Information on 19 November 2020

Abstract

A low pressure area has formed over central parts of south Arabian Sea. Associated cyclonic circulation extends upto midtropospheric level. It is very likely to move west-northwestwards and concentrate into a Depression over Southwest Arabian sea during next 48 hours. A trough runs from the cyclonic circulation associated with lhe low pressure area to Comorin area in lower level.Under its influence, scattered to widespread rainfall accompanied with thunderstorm & lightning is very likely over Kerala & Mahe and Lakshadweep on 19th & 20th and scattered rainfall activity is very likely over south Tamil Nadu during next 24 hours and decrease significantly thereafter over the region due to west-northwestwards movement of the low pressure system. • Northeast monsoon rainfall activity very likely to be subdued over southeast peninsular India including Tamil Nadu during next 3-4 days. • Under the influence of a fresh easterly wave, scattered to fairly widespread to widespread rainfall accompanied with thunderstorm & lightning and isolated heavy rainfall very likely over Andaman & Nicobar Islands on 21st & 22nd November, 2020. • Minimum temperatures are very likely to fall gradually by 2-4°C over northwest India during next 3 days and over Central India by 2-4°C gradually after 24 hours & over East India by 2-3°C after 48 hours during subsequent 3 days.