West Bengal comprises of two distinct pockets, Gangetic West Bengal and Sub Himalayan West Bengal. The weather conditions vary in both the districts. Sub Himalayan West Bengal is the region which is adjacent to hills and Gangetic West Bengal is in close vicinity of the sea.
In the pre-Monsoon season, regions of Sub Himalayan West Bengal such as Darjeeling, Cooch Behar, Siliguri and Jalpaiguri record 300 mm to 400 mm rains in the month of May. Whereas, regions in Gangetic West Bengal such as Kolkata, Midnapore, Burdwan, Malda and Digha witness rain less than or around 100 mm of rains but it does not cross 150 mm of rains in the month of May.
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Sub Himalayan West Bengal records rain mainly due to the influence of the remnants of the Western Disturbances. Meanwhile, rains in Gangetic West Bengal are due to the presence of any cyclonic circulation over Bihar or adjoining regions. In fact, moist winds from the Bay of Bengal and dry winds from Jharkhand and Uttar Pradesh are also responsible for rains.
As per Skymet Weather, good rains have been going on over the state of West Bengal. The intensity of pre-Monsoon showers was more over the regions of Gangetic West Bengal due to the cyclonic circulation which is persisting over Bihar and the influx of winds from the Bay of Bengal.
In the last 24 hours from 8:30 am on Wednesday, Diamond Harbour recorded heavy rain to the tune of 68.4 mm, Digha 44 mm, Bankura 36 mm, Canning 33 mm and Midnapore 20 mm of rains. In the same span of time, Kolkata witnessed light rain to the tune of 7 mm. These pre-Monsoon activities were mainly during the late afternoon and evening hours.
In wake of the rains, the night temperatures are settling below normal. Meanwhile, with cloudy sky conditions, the day temperatures are also settling below normal only.
It is anticipated that conditions are favourable for thunderstorm development over the state, mainly over the regions of Gangetic West Bengal. The intensity of showers would be mainly light to moderate along with strong winds and lightning strikes. The city of joy Kolkata also stands chances of witnessing light rain or thundershower activity. These activities are expected for another 24 to 48 hours. Thus, the temperatures would also continue to settle below normal.
IMAGE CREDIT: Wikipedia.org
Any information taken from here should be credited to skymetweather.com
