All thanks to the deep depression prevailing over Gangetic West Bengal and adjoining areas for the last 24 hours.
The heavy rainfall has been predicted due to a depression formed over Gangetic West Bengal and adjoining north Bay of Bengal.
Heavy to very heavy rainfall is likely to occur at one or two places in Balasore, Bhadrak, Jajpur, Keonjhar and Maurbhanj districts, while Sundergarh, Sonepur, Deogarh, Boudh, Jharsuguda, Angul, Dhenkanal and Sambalpur may experience heavy rainfall in the next 48 hours, it said.
The depression will cause heavy rain and strong wind in Purulia, West Burdwan, Birbhum, Murshidabad, Malda and parts of Jharkhand and Bihar till tomorrow, Regional Met director G K Das said.
State of sea is very likely to be rough to very rough along & off north Odisha coast during next 24 hours for which fishermen have been advised not to venture into sea..
A portion of glass wall of an aero bridge collapsed at Kolkata airport due to heavy winds. KMC officials are working to demolish the entire building, which had been declared unsafe long ago. Strong winds and lightning strike also affected West Bengal including Kolkata.
At least 95 flights from the Netaji Subhas Chandra Bose International Airport (NSCBIA) were either cancelled or rescheduled.
The heavy rain disrupted normal life in several parts of south Bengal, including Kolkata, where flight and train services and road transportation were affected.
While the Delhi-Kolkata and Delhi-Mumbai flights were diverted to Delhi and Ranchi respectively, a flight from Port Blair was diverted to Agartala. "Signal failures occurred in Belgharia, Titagarh, Baruipur and Sealdah stations due to which some local trains got delayed", as per a statement issued by the Railways.