Question: Name ‘Vardah’ was given to the recent Cyclone hitting Chennai. This name was suggested by which of the following country?
a) India
b) Pakistan
c) Myanmar
d) Sri Lanka
Ans :(b)
Related facts:
- Cyclone Vardah struck the Chennai coast on Monday, 12th December, 2016 afternoon, making landfall about 15 km from Chennai.
- The winds at landfall on Monday were around 140 kilometers per hour (87 miles per hour), making Vardah equal to a Category 1 hurricane on the Saffir-Simpson scale.
- It has moved inland, bringing gusty winds and torrential rainfall to the interior portions of Tamil Nadu, Andhra Pradesh and Karnataka states.
- At least 12 people were killed in Tamil Nadu and Andhra Pradesh as a severe cyclonic storm barrelled through India’s southeast coast, uprooting trees, flattening homes and overturning vehicles.
- As per the Regional Meteorological Centre in Chennai the cyclonic storm is likely to weaken into a depression in the coming hours but wind speed may hover around the 70 km/hour mark.
- National Disaster Response Force (NDRF) teams are conducting relief and rescue operations in storm-hit areas of Tamil Nadu and Andhra Pradesh.
Formation of the Cyclone:
- Under the influence of a persistent area of convection, a low pressure area formed in Malay Peninsula and adjoining north Sumatra. It emerged as a tropical disturbance in the following days and moved slowly towards southeast Bay of Bengal. On 6 December, The IMD classified the system as Depression BOB 06 as it had sufficiently organized itself with winds exceeding 45 km/h. Owing to low wind shear and favorable sea surface temperatures, the storm gradually intensified into a deep depression the following day. BOB 06 was upgraded to a cyclonic storm by the IMD on 8 December, assigning it the name Vardah.
- It is notable that Tropical cyclones passing over the northern part of the Indian Ocean are named by eight countries in the region, namely India, Pakistan, Bangladesh, Sri Lanka, Maldives, Myanmar, Oman and Thailand. The process began in 2004. The names are picked from this pre-designated list and are usually familiar with the people living in the region. The name Vardah, which means red rose, was given by Pakistan. India has so far contributed the following names: Agni, Bijli, Akash, Jal, Lehar, Megh, Sagar and Vayu.
Difference between hurricane, cyclone and typhoon
- There is no difference among the three, except that they differ in terms of their geographical location. Hurricanes form in Atlantic and the Northeast Pacific oceans, typhoons in Northwest Pacific ocean and cyclones in South Pacific and Indian oceans.
Reference:
http://www.bbc.com/news/world-asia-india-38285564
http://edition.cnn.com/2016/12/11/asia/tropical-cyclone-vardah/
http://www.imd.gov.in/Welcome%20To%20IMD/Welcome.php
http://www.hindustantimes.com/india-news/cyclone-vardah-live-at-least-12-killed-in-tamil-nadu-andhra-rains-to-continue/story-3kO3YToDrW3ak3OXlwDvqK.html
https://en.wikipedia.org/wiki/2016_North_Indian_Ocean_cyclone_season#Cyclone_Nada
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