Friday, September 09, 2016

Nor Westers or Bardoli Chheerha or Kalbaisakhi - Thunderstorm of India

Norwesters known by its more famous name KALBAISAKHI is local thunderstorm which is found mainly in the Northeastern and Eastern parts of India. It is also prevalent in Bangladesh. The Indian states affected by this phenomenon are West Bengal, Assam, Chattisgarh, Bihar, Odisha, Jharkhand and the other seven North Eastern states of India which include Mizoram, Nagaland, Manipur, Sikkim, Tripura, Meghalaya and Arunachal Pradesh.

These thunderstorms are dreaded as they cause widespread devastation to infrastructure, property, human and animal life. However these thunderstorms have some beneficial after effects. These thunderstorms cause rainfall which is useful for jute and rice cultivation in West Bengal. They are also useful for Tea cultivation in Assam. They start occurring from the month of March and their effect is pronounced in the month of April and May. Flying of aircrafts through the Norwesters cloud and winds is highly unadvisable and pilots avoid travelling through them as the aircraft is quite unstable and prone to accident.

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