A cyclonic storm along with heavy rains over trge coastal regions of Maharashtra and Gujarat is well on its way and may hit theland around 3rd June, warns a press release from Ministry of Earth Sciences.
The well marked low pressure area over Southeast and adjoining Eastcentral Arabian Sea & Lakshadweep area concentrated into a Depression over Eastcentral and adjoining Southeast Arabian Sea and lay centred at 0530 hours IST on 1 June, 2020 about 370 km southwest of Panjim (Goa), 690km south-southwest of Mumbai (Maharashtra) and 920 km south-southwest of Surat (Gujarat).
It is very likely to intensify into a Deep Depression over Eastcentral and adjoining Southeast Arabian Sea during next 12 hours and intensify further into a Cyclonic Storm over Eastcentral Arabian Sea during the subsequent 24 hours. It is very likely to move nearly northwards initially till 02nd June morning and then recurve north-northeastwards and cross north Maharashtra and south Gujarat coasts between Harihareshwar (Raigad, Maharashtra) and Daman during evening/ night of 3rd June .
A government statement earlier said the southwest monsoon had set in over Kerala on 1 June, 2020, coinciding with its normal date.
Meteorological conditions leading to onset of southwest monsoon over Kerala has been the widespread rainfall occurring over Kerala, during the past 2 days. More than 70% of the 14 rainfall monitoring stations for Monsoon onset over Kerala have reported rainfall during last 48 hours.
Westerly winds have strengthened in the lower levels (wind speed upto 20 knots) and deepened upto 4.5 km over the south Arabian Sea. There is persistent convection (cloudiness) from satellite imagery and coastal Doppler Weather Radars from 27th May, 2020 onwards.
In addition to the above features, a low pressure area has formed over Southeast & adjoining East central Arabian Sea and Lakshadweep area on 31st May, 2020 which has intensified into a depression over east central and adjoining southeast Arabian Sea on 1 June, 2020.
It is expected that rainfall of over 2.5 mm will be witnessed in Minicoy, Amini, Thiruvananthapuram, Punalur, Kollam, Alapuzha, Kottayam, Kochi, Vellanikkara (Thrissur), Kozhikode, Thalassery, Kannur, Kudulu (Kasargod) and Mangaluru districts for two consecutive days.