IMD issues updates on monsoon advancement and heavy rainfall forecast

The southwest monsoon has further advanced into some more parts of northwest and westcentral Bay of Bengal, remaining parts of northeast and eastcentral Bay of Bengal, entire northeastern states and some parts of Sub Himalayan West Bengal and Sikkim.

The India Meteorological Department (IMD) on Friday said a cyclonic circulation lies over north Coastal Odisha and adjoining Gangetic West Bengal and northwest Bay of Bengal in mid-tropospheric levels.

Under the influence of the cyclonic circulation and strong southwesterly winds from Bay of Bengal to Northeast India in lower tropospheric levels, the light/moderate rainfall with isolated heavy rainfall likely over Northeast India and Sub-Himalayan West Bengal and Sikkim during the next 5 days.

Rainfall/thunderstorm Forecast & Warnings:

-Isolated heavy to very heavy rainfall very likely over Assam, Meghalaya and Arunachal Pradesh on June 3, 4 and June 7 and over Sub-Himalayan West Bengal and Sikkim on June 3, June 6 and 7.

-Isolated extremely heavy falls also likely over Meghalaya on June 4. -Isolated/scattered rainfall with thunderstorm/lightning/gusty winds very likely over Bihar, Jharkhand, Odisha and Gangetic West Bengal during the next five days.

Squally weather: Wind speed 40-50 kmph gusting to 60 kmph very likely over southeast and adjoining eastcentral Arabian Sea, Lakshadweep area, off Kerala coast on June 3-4, southeast Bay of Bengal and adjoining south Andaman Sea on June 3; southeast and southwest Bay of Bengal on June 4.