‘Titli Cyclone’ puts coastal Odisha on high alert
Several coastal districts of Odisha have been put on high alert as the cyclonic storm ‘Titli’ is expected to intensify into a severe cyclonic storm in the next 24 hours.
What are Cyclones?
- A cyclone is a large scale air mass that rotates around a strong center of low atmospheric pressure.
- Cyclones are characterized by inward spiraling winds that rotate about a zone of low pressure.
- Cyclones rotate clockwise in the Southern Hemisphere and anti-clockwise in the Northern Hemisphere.
- Cyclone is the general term for a variety of low pressure system types, such as tropical cyclones, extra tropical cyclones and tornadoes.
- They consist of the eye, eyewall and rainbands.
Name according to the region
Hurricanes, typhoons, cyclones are all the same, just different names for tropical storms in different parts of the world;
- Hurricane:- in the Atlantic ocean,
- Typhoon:- in the Pacific ocean and
- Cyclone:- in the Indian Ocean.
Procedure for naming Tropical Cyclone
The World Meteorological Organisation (WMO) and the United Nations Economic and Social Commission for Asia and the Pacific (ESCAP) started the tropical cyclone naming system in 2000.
The Cyclones worldwide are named by 9 regions —
- North Atlantic,
- Eastern North Pacific,
- Central North Pacific,
- Western North Pacific,
- North Indian Ocean,
- South West Indian Ocean,
- Southern Pacific,
- South Atlantic.
In North Indian Ocean region
Cyclones in the North Indian Ocean basin are named by the Indian Meteorological Department and the first tropical cyclone was named in 2004 as Onil (given by Bangladesh).
Eight north Indian Ocean countries — Bangladesh, India, the Maldives, Myanmar, Oman, Pakistan, Sri Lanka and Thailand, gave eight names each which was combined into a list of 64 names.
One name from each country is picked in an order to name the cyclones.
Below is the list of all names given by the respective countries.