Kolkata, Jul 24 (PTI) A low-pressure area over the Bay of Bengal will bring heavy to very heavy rainfall, with isolated extremely heavy downpour, in the southern districts of West Bengal for the coming two days, the IMD said on Thursday.
A low-pressure system, which has formed over the north Bay of Bengal, will become well-marked by Friday and move west-northwestwards towards West Bengal and adjoining north Odisha coasts, the Indian Meteorological Department (IMD) said in its forecast.
It said that owing to the low-pressure area and strong monsoon flow, heavy to very rainfall is very likely to occur at one or two places over North and South 24 Parganas, Purba and Paschim Medinipur districts and heavy rainfall at one or two places in the other districts of south Bengal on Thursday.
The IMD said that heavy to very heavy rainfall will occur at a few places, with extremely heavy downpour at one or two places is very likely over Bankura and Paschim Medinipur districts, while heavy to very heavy downpour will occur at one or two places over Jhargram, Purba Medinipur, Purulia, Hooghly and South 24 Parganas districts on Friday.
The sub-Himalayan districts of Darjeeling, Kalimpong and Jalpaiguri are likely to receive heavy rainfall from Friday to Sunday, it said.
Advising fishermen not to venture into the sea over the north and central Bay of Bengal and along and off the coasts of West Bengal and Odisha, the IMD said squally weather with surface wind speed reaching up to 55 kmph is likely to prevail over these areas from July 24 to 28.
The weather office warned of heavy rainfall in Kolkata till Saturday morning owing to the low pressure over north Gangetic West Bengal. PTI AMR NN
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