A low pressure area over the northwest Bay of Bengal and adjoining coastal regions of Gangetic West Bengal and Odisha lay over the same area at 8.30 am on Sunday.
Rains and thundershowers would occur at most places in the State while heavy showers are expected at a few places during the next 48 hours due to the low pressure.
Meanwhile, heavy rains lashed coastal pockets of the State on Saturday evening after formation of the low pressure, said the met office here.Surface wind speed reaching 35 kmph to 45 kmph gusting to 55 km per hour may prevail along and off the coast.