Why is it in the news?
- Cyclone Michaung made landfall in Andhra Pradesh, affecting the southern coast.
- Heavy rain and high-velocity winds, with a maximum sustained speed of 90-100 kmph, lashed Bapatla town and nearby villages.
More about the news
- The name ‘Michaung,’ proposed by Myanmar, signifies resilience and fortitude.
- IMD issues colour-coded alerts indicating the severity of upcoming weather events: Green (No advisory), Yellow (Be aware), Orange (Prepare), Red (Take action).
Cyclone Type | Definition |
Cyclone | A large-scale system of air that rotates around the centre of a low-pressure area. |
Classification by NDMA | Classified into Tropical and Extra-Tropical categories by the National Disaster Management Authority (NDMA). |
Tropical Cyclones | Develop in regions between the Tropics of Capricorn and Cancer, moving from east to west. |
Conditions for formation: Large Sea surface with a temperature higher than 27°C, and the presence of Coriolis force. | |
Originate over the seas and dissipate upon reaching land. | |
Known as hurricanes (Caribbean Sea, Gulf of Mexico) and typhoons (western North Pacific). | |
Extra-Tropical Cyclones | Also known as mid-latitude cyclones, occurring outside the tropics, moving from west to east. |
Associated with cold fronts, warm fronts, and occluded fronts. | |
Fronts are boundaries between two air masses of different temperatures. | |
Can originate over both land and sea. |