The whole coastline of India is vulnerable to cyclones, particularly the east coast. This time All district of Odisha and Andhra Pradesh state on high alert because of Cyclone Titli. NDRF and state disaster team has been pre stationed at the most vulnerable district of Odisha. The Indian metrological department(IMD) says Titli has now intensified into a severe cyclonic storm and is moving towards the Odisha, Andhra Pradesh coast area and triggering rainfall in several parts of Odisha.
Cyclone Titli In Odisha 2018
Cyclone Titli has been categorised as a very severe cyclonic storm is likely to make landfall between Gopalpur in Odisha and Kalingapatnam in Andhra Pradesh early 11th October 2018. According to the IMD, wind speeds would reach 100 km per hour along the South Odisha coast while it would remain within 75 km per hour in the north. The IMD also warned of heavy rain in West Bengal and North Andhra Pradesh.
As a precautionary measure, the Odisha Government has alerted all the district authorities to prepare for emergency relief work. it also cautioned about possible floods in view of the heavy rainfall across the state. schools, colleges and Anganwadi centres across the state have been asked to remain shut. fishermen have been advised not to venture deep into the central Bay of Bengal.
10 teams of the national disaster response force and 8 teams of the Odisha disaster rapid action force have been deployed in various coastal and interior district. the state engineering department has been asked to be ready for restoration work especially essential services like water supply, Road connectivity and electricity supply after the cyclone crossed the Odisha coast.
The Odisha Government has already begun evacuation of people in 5 coastal districts. Chief Minister Naveen Patnaik review the situation and ask collector of Ganjam, Puri, Khurda, Kendrapara and Jagatsinghpur district to go for immediate evacuation. at least 1000 people have been shifted to safer places so far.
Odisha CM has also asked authorities to ensure zero casualties and keep cyclone Shelters ready during the disaster. After making landfall Titli is likely to turn towards West Bengal across Odisha before weakening gradually.The term cyclone refers to several different types of storm scene in different places. while some seen over land other take place over Water but all of them are spinning weather systems that rotate around a low-pressure Centre.
what causes cyclones and their different categories
A cyclone is known by different names in different parts of the world. It is called a ‘hurricane’ in the American continent. In the Philippines and Japan, it is called a ‘typhoon’. The word cyclone is derived from the Greek word cyclone that means coiling of a snake. in Metrology a cyclone is a large scale air mass that rotates around the strong centre of low atmospheric pressure, caused by atmospheric disturbances around the low-pressure area a cyclone is usually accompanied by violent Storms and severe weather conditions. strong winds from the centre and pick up a speed of 62 km per hour or more. these wind rotate counterclockwise in the Northern hemisphere and clockwise in the southern hemisphere.
Tropical cyclones form All Around The World, generally about 300 miles North or South of the equator. when they formed the Atlantic or eastern Pacific the storms are called hurricanes. in the Western North Pacific this storm called Typhoons and while in the south Pacific and Indian ocean, they are called cyclones.
Types Of Cyclon
Cyclones originating from the tropical depression travel at 38 miles/hour or less and tropical cyclones are very powerful and travel at a speed of 39 to 73 miles/hour.
- 1st category – 90-125 km/h
- 2nd category – 125 – 164 km/h
- 3rd category – 165 – 224 km/h
- 4th category – 225 – 279 km/h
- 5th category – More than 280 km/h
Deadliest Cyclones In Indian History
- Cyclone Ockhi in 2017 was Most intense and one of the most strongest tropical cyclone of 2017 Affected mainland India and coastal areas of Kerala, Tamil Nadu and Gujarat.
- Cyclone Vardah in 2016 was Brought heavy rainfall to Andaman and Nicobar Islands. Affected Chennai, Kancheepuram and Visakhapatnam.
- Cyclone Hudhud in 2014 was Strong tropical cyclone caused damage in Visakhapatnam, Andhra Pradesh and Odisha.
- Cyclone Phailin in 2013, Second strongest tropical cyclone since 1999 Odisha cyclone. Heavy rainfall in Odisha, Andhra Pradesh, Jharkhand. Ganjam district alone had faced damage of Rs 3,000 crore. Total damage in the state amounted to Rs 42.4 billion.
- Cyclone Helen in 2013 was Brought heavy rainfalls became a Severe Cyclonic Storm in India. Formed in the Bay of Bengal Region and affected Andhra Pradesh.
- Cyclone Nilam in 2012, Deadliest tropical cyclone in India. Originated from the Bay of Bengal. Affected Chennai and Kakinada.
- Cyclone Jal East Coast in 2010, Killed at least 54 people. Severely damaged Odisha and Andhra Pradesh. 70,000 people evacuated in AP.
- Cyclone Phyan in 2009, Caused heavy rainfall in Tamil Nadu, Maharashtra and Gujarat. One of the wettest cyclones. Brought heavy rainfall in Karnataka, Goa and Maharashtra.
- Cyclone Nisha, Tamil Nadu in 2008 was Originated in the Bay of Bengal. Killed 180 people in of Tamil Nadu.
- Bhola cyclone in 1970 was Deadliest cyclone that affected India, followed by 1999 Orissa cyclone and Andhra Pradesh cyclone in 1977.
Question On Cyclone From NCERT Book For Upsc Aspirants-
1. Why does tropical cyclone originate over the seas? In which part of the tropical cyclone do torrential rains and high-velocity winds blow and why?
2. You have learnt in Class VII that strong winds during a storm or a cyclone can blow away even the roof-tops. You also learnt that winds and cyclones are caused by the differences in air pressure. Is there any relation between pressure and force?
3. How a thunderstorm becomes a cyclone?
4. How will you help your neighbours in case cyclone approaches your village/town?
5. What planning is required in advance to deal with the situation created by a cyclone?
Some Precautions, If You Are Staying In A Cyclone Hit Area
-Do not drink water that could be contaminated. Always store drinking water for emergencies.
-Cooperate and help your neighbours and friends.
-Do not pressurise the rescue force by making undue demands.
-Do not go out just for the sake of fun.
-Do not touch wet switches and fallen power lines.