The low over northwest Bay and adjoining area intensified into a well-marked low over the same area.
It is likely to intensify further and move in a northwesterly direction, said a special bulletin of Met Office.
Under its influence deep convection is taking place over the North Bay, it said. Squally weather may affect over North Bay and the maritime ports of Bangladesh.
Maritime ports of Chittagong, Cox’s Bazar and Mongla have been advised to hoist local cautionary signal number three. [Read more]