• UGI USER
  • Aug 31, 2024
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CYCLONE ASNA TO SHIFT AWAY FROM INDIAN COASTLINE

Why in the news?

Currently active cyclone Asna is likely to move away from India’s coastline within the next 24 hours thus limiting its potential harm such as heavy rainfall currently occurring in Gujarat.

Source:ainpnews

About Cyclone Asna’s Movement:

  • The Cyclone Asna which at present is a deep depression over the Arabian Sea is responsible for the prevailing weather conditions of Gujarat.
  • IMD has said that the cyclone might shift West- Northwest over the Northeast Arabian Sea.
  • The cyclone should be out of indian coast within the next 24 hours.
Key Facts about Cyclone Asna:Key Facts about Cyclone Asna:

  • Historical Significance: Hence, Cyclone Asna is the first one to be formed in August in the North Indian Ocean NIO region since 1981 and the first in the Arabian Sea since 1976.
  • Rarity: As many as three cyclonic storms have formed over the Arabian Sea in the month of August, 1891-2023.
  • Direction: From the Saurashtra-Kutch region of Gujarat the cyclone is predicted to progress towards the coast of Oman.
  • Name: As it intensified into a cyclonic storm Pakistan has advised them about this.
  • Unusual Behaviour: Its intensity is still constant, and this is quite rare especially in regard to such a storm.
  • Excess Rainfall: Saurashtra and Kutch get 799 mm of rains between June 1 and August 29, 86% above normal.
  • Formation Reason: About the storm formation and development can be explained by the behaviour of monsoon wind, moisture of the Arabian Sea, and moisture of the ground crossing through the territories.

Cyclone:

  • Definition: A cyclone is a large – scale, rotating air mass around a central core of low pressure.
  • Formation: Forms around a low pressure area towards the ‘eye wall’ where warm and cool air mass encounter each other.
  • Eye: This one refers to the calmest condition at the centre of the cyclone.
  • Rainbands: Corkscrew – from eye wall and producing fluctuations between explosive bursts of rain and hiatuses.
  • Air Circulation: In the Northern half of the globe is anticlockwise and in the southern half is clockwise.