Light to moderate rain is likely to persist across the country till today.

Triggered by a depression in the Bay, the highest amount of rainfall, 34mm, was recorded in Mongla of Bagerhat district whereas Dhaka recorded a rainfall of 4mm in 24 hours till 6:00am yesterday, Mizanur Rahman, assistant meteorologist from the Met office, told The Daily Star yesterday morning.

Weather is likely to improve gradually from tomorrow, the meteorologist said.

In some places of Dhaka, Khulna, Barisal and Chittagong, moderate to heavy rainfall is expected today. Besides, light to moderate rain will persist throughout the country.

Meanwhile, the maritime ports of Chittagong, Cox's Bazar, Mongla and Payra have been advised to hoist local cautionary signal number three.

All the fishing boats and trawlers on the North Bay have been advised to remain in shelter till further notice.

The depression that formed over the West Central Bay and adjoining North West Bay moved further north-northwestwards and weakened over the North West Bay and the adjoining West Central Bay.

It centred about 760 kms southwest of Chittagong port at 3:00am yesterday, 730 kms southwest of Cox's Bazar port, 610 kms south-southwest of Mongla port and 620 kms south-southwest of Payra port.

It is likely to move in a northerly direction, according to the latest special bulletin of the Met Office.

Squally weather may affect the North Bay, coastal regions of Bangladesh and the maritime ports.